KLA Corporation, together with its subsidiaries, engages in the design, manufacture, and marketing of process control, process-enabling, and yield management solutions for the semiconductor and related electronics industries worldwide. It operates through three segments: Semiconductor Process Control; Specialty Semiconductor Process; and PCB and Component Inspection. The company offers inspection and review tools to identify, locate, characterize, review, and analyze defects on various surfaces of patterned and unpatterned wafers; metrology systems that are used to measure pattern dimensions, film thickness, film stress, layer-to-layer alignment, pattern placement, surface topography, and electro-optical properties for wafers; chemical process control equipment; wired and wireless sensor wafers and reticles; wafer defect inspection, review, and metrology systems; reticle inspection and metrology systems; and semiconductor software solutions that provide run-time process control, defect excursion identification, process corrections, and defect classification to accelerate yield learning rates and reduce production risk. It also provides etch, plasma dicing, deposition, and other wafer processing technologies and solutions for the semiconductor and microelectronics industry. In addition, the company offers direct imaging, inspection, optical shaping, inkjet and additive printing, UV laser drilling, and computer-aided manufacturing and engineering solutions for the PCB market; inspection and electrical testing systems to identify and classify defects, as well as systems to repair defects for the display market; and inspection and metrology systems for quality control and yield improvement in advanced and traditional semiconductor packaging markets. The company was formerly known as KLA-Tencor Corporation and changed its name to KLA Corporation in July 2019. KLA Corporation was incorporated in 1975 and is headquartered in Milpitas, California.

Teledyne Technologies Incorporated, together with its subsidiaries, provides enabling technologies for industrial growth markets in the United States and internationally. Its Digital Imaging segment provides visible spectrum sensors and digital cameras; and infrared, ultraviolet, visible, and X-ray spectra; as well as micro electromechanical systems and semiconductors, including analog-to-digital and digital-to-analog converters. This segment also offers cooled and uncooled infrared or thermal products, including sensors, camera cores, and camera systems; high-resolution, low-dose X-ray sensors, high-power microwave, and high-energy X-ray subsystems; and instruments for the measurement of physical properties and maritime products; as well as develops and manufactures multi-spectrum electro-optic/infrared imaging systems and associated products, such as lasers, optics, and radars, CBRNE (Chemical, Biological, Radiological, Nuclear and Explosive detectors), and unmanned air and ground systems. The company's Instrumentation segment offers monitoring, control, and electronic test and measurement equipment; and power and communications connectivity devices for distributed instrumentation systems and sensor networks. The company's Aerospace and Defense Electronics segment provides electronic components and subsystems, data acquisition and communications components and equipment, harsh environment interconnects, general aviation batteries, and other components; and onboard avionics systems and ground-based applications, aircraft data and connectivity solutions, hardware systems, and software applications. Its Engineered Systems segment offers systems engineering and integration, technology development, and manufacturing solutions for defense, space, environmental, and energy applications; and designs and manufactures electrochemical energy systems and electronics for military applications. The company was founded in 1960 and is headquartered in Thousand Oaks, California.

Kratos Defense & Security Solutions, Inc. operates as a technology company that addresses the defense, national security, and commercial markets. It operates through two segments, Kratos Government Solutions and Unmanned Systems. The company offers ground systems for satellites and space vehicles, including software for command and control, telemetry, and tracking and control; jet-powered unmanned aerial drone systems, hypersonic vehicles, and rocket systems; propulsion systems for drones, missiles, loitering munitions, supersonic systems, spacecraft, and launch systems; command, control, communication, computing, combat, intelligence surveillance and reconnaissance; and microwave electronic products for missile, radar, missile defense, space, and satellite; counter unmanned aircraft systems, directed energy, communication and other systems, and virtual and augmented reality training systems for the warfighter. The company primarily serves national security-related agencies, the U.S. Department of Defense, intelligence agencies and classified agencies, international government agencies, and commercial customers. Kratos Defense & Security Solutions, Inc. was incorporated in 1994 and is headquartered in San Diego, California.

Amprius Technologies, Inc. produces and sells ultra-high energy density lithium-ion batteries for mobility applications. The company offers silicon nanowire anode batteries. Its batteries are primarily used for existing and emerging aviation applications, including unmanned aerial systems, such as drones and high-altitude pseudo satellites. The company was incorporated in 2008 and is headquartered in Fremont, California.

Kandi Technologies Group, Inc. engages in designing, developing, manufacturing, and commercializing electric vehicle (EV) products and parts in the People's Republic of China and the United States. It offers also off-road vehicles, including all-terrain vehicles, utility vehicles, go-karts, electric scooters, and electric self-balancing scooters, as well as related parts; and battery packs and smart battery swap system. The company was formerly known as Kandi Technologies, Corp. and changed its name to Kandi Technologies Group, Inc. in December 2012. Kandi Technologies Group, Inc. was founded in 2002 and is headquartered in Jinhua, the People's Republic of China.

Ultralife Corporation, together with its subsidiaries, designs, manufactures, installs, and maintains power, and communication and electronics systems worldwide. The company operates in two segments, Battery & Energy Products and Communications Systems. The Battery & Energy Products segment offers lithium 9-volt, cylindrical, thin lithium manganese dioxide, rechargeable, and other non-rechargeable batteries; lithium-ion cells, multi-kilowatt module lithium-ion battery systems, and uninterruptable power supplies; and rugged military and commercial battery charging systems and accessories, including smart chargers, multi-bay charging systems, and various cables. The Communications Systems segment provides communications systems and accessories to support military communications systems, such as radio frequency amplifiers, power supplies and cables, connector assemblies, amplified speakers, equipment mounts, case equipment, man-portable systems, and integrated communication systems for fixed or vehicle applications comprising vehicle adapters, vehicle installed power enhanced rifleman appliqué systems, and SATCOM systems. This segment's military communications systems and accessories are designed to enhance and extend the operation of communications equipment, such as vehicle-mounted, manpack, and handheld transceivers. The company sells its products under the Ultralife, Ultralife HiRate, Ultralife Thin Cell, Ultralife Batteries, Lithium Power, McDowell Research, AMTITM, ABLETM, ACCUTRONICS, ACCUPRO, ENTELLION, SWE Southwest Electronic Energy Group, SWE SEASAFE, Excell Battery Group, and Criterion Gauge brands through original equipment manufacturers, and industrial and defense supply distributors. In addition, it sells its 9-volt battery to the broader consumer market through national and regional retail chains and online retailers. It serves government, defense, and commercial sectors. The company was incorporated in 1990 and is headquartered in Newark, New York.

CBAK Energy Technology, Inc., together with its subsidiaries, manufacture, commercialization, and distribution of lithium ion high power rechargeable batteries in Mainland China, the United States, Europe, and internationally. The company operates in two segments, CBAK and Hitrans. Its lithium batteries are used in various applications, including electric vehicles, such as electric cars, electric buses, and hybrid electric cars and buses; light electric vehicles, such as electric bicycles, electric motors, electric tricycles, and smaller-sized electric cars; and electric tools, energy storage, uninterruptible power supply, and other high power applications, as well as cordless power tools. The company also develops and manufactures NCM precursor and cathode materials. The company was formerly known as China BAK Battery, Inc. and changed its name to CBAK Energy Technology, Inc. in January 2017. CBAK Energy Technology, Inc. is based in Dalian, China.

RF Industries, Ltd., together with its subsidiaries, designs, manufactures, and markets interconnect products and systems in the United States, Canada, Italy, Mexico, and internationally. The company operates through two segments, RF Connector and Cable Assembly, and Custom Cabling Manufacturing and Assembly. The company designs, manufactures, and distributes various coaxial connectors and cable assemblies that are integrated with coaxial connectors; custom copper and fiber cable assemblies, complex hybrid fiber optic and power solution cables, adapters, and electromechanical wiring harnesses for communication, computer, LAN, automotive, and medical equipment; energy-efficient cooling systems for wireless base stations and remote equipment shelters; and custom-designed pole-ready 5G small cell integrated enclosures. It also designs and manufactures cable assemblies and wiring harnesses for blue chip industrial, oilfield, instrumentation, medical, and military customers; connectivity solutions to telecommunications and data communications distributors; thermal control systems; and radio frequency and microwave distribution system products, such as dividers, directional couplers, and filters. The company sells its products through warehousing distributors and in-house marketing and sales team. It serves telecommunications carriers and equipment manufacturers, wireless and network infrastructure carriers, and original equipment manufacturers. The company was formerly known as Celltronics, Inc. and changed its name RF Industries, Ltd. in November 1990. RF Industries, Ltd. was incorporated in 1979 and is headquartered in San Diego, California.