Advantest and its consolidated subsidiaries manufacture and sell semiconductor and component test system products and mechatronics-related products such as test handlers and device interfaces. Co. also engages in research and development activities and provides maintenance and support services associated with these products. Co.'s principal business segments are semiconductor and component test system; mechatronics system; and services, support and others. Product lines include test systems for memory semiconductors and non-memory semiconductors; test handlers, mechatronic-applied products, and for handling semiconductor devices.

Apple designs, manufactures and markets smartphones, personal computers, tablets, wearables and accessories, and sells a variety of related services. The company's products include: iPhone; Mac; iPad; and wearables, home and accessories, which includes AirPods?, Apple TV?, Apple Watch?, Beats? products, HomePod?, iPod touch? and other Apple-branded and third-party accessories. The company's services include: digital content stores and streaming services; AppleCare, which includes AppleCare + (AC+) and the AppleCare Protection Plan; iCloud, which is the company's cloud service; licensing; and other services, which include Apple Arcade?, Apple Card?, Apple News+, and Apple Pay, a cashless payment service.

Applied Materials provides manufacturing equipment, services and software to the semiconductor, display and related industries. The company's segments are: Semiconductor Systems, which develops, manufactures and sells a range of manufacturing equipment used to fabricate semiconductor chips; Applied Global Services, which provides integrated solutions to support equipment and fab performance and productivity; and Display and Adjacent Markets, which is comprised of products for manufacturing liquid crystal displays, organic light-emitting diodes and other display technologies for TVs, monitors, laptops, personal computers, electronic tablets, smart phones, and other consumer-oriented devices.

Canon and its subsidiaries are engaged in the manufacture and sale of office multifunction devices, plain paper copying machines, laser printers, inkjet printers, cameras and lithography equipment. Co. sells its products principally under the Canon brand name and through sales subsidiaries. Each of these subsidiaries is responsible for marketing and distribution to retail dealers in an assigned territory. As of Dec. 31, 2017, Co.'s manufacturing is conducted primarily at 30 plants in Japan and 18 plants overseas. Co. operates its business in four segments: Office Business Unit, Imaging System Business Unit, Medical System Business Unit, and Industry and Others Business Unit.

HOYA and its affiliates are mainly engaged in the manufacture and sale of electronics-related products, imaging products, health care products and medical products. Co.'s principal products are photomasks/maskblanks for semiconductors, photomasks/maskblanks and devices for liquid crystal displays ("LCDs"), glass disks for hard disk drives ("HDDs"), optical lenses/glasses, and electro optical glasses; eyeglass lenses, eyeglass frames, contact lenses and accessories, intraocular lenses, endoscopes, bone prosthesis, and medical accessories; cameras, interchangeable lenses, digital camera modules, micro lenses, and CCTV lenses; and crystal glass products.

Screen Holdings is a holding company. Co., through its subsidiaries and associated companies, is engaged in the manufacture and sale of semiconductor manufacturing equipment, printing-related equipment, printed-circuit board-related equipment and flat panel displays ("FPDs") manufacturing equipment. Co.'s principal products include single wafer cleaner, wet station, scrubber and laser annealer, full-color variable printing system, thermal plate recorder, direct imaging system, automatic optical inspection system, automatic final visual inspection system, coater/developer, LIA plasma CVD/sputter equipment, coater/dryer, coater/developer for LTPS and others.

Shin-Etsu Chemical is mainly engaged in the manufacturing and sales of polyvinyl chloride and organic chemicals, silicon, functional chemicals, semiconductor silicon, electronic and functional materials, and others. Co.'s principal products include polyvinyl chloride, caustic soda products, methanol, chloromethane, silicon products, cellulose derivatives, silicon metal, poval (polyvinyl alcohol), synthetic pheromones, semiconductor silicon products, rare earth magnets, encapsulation materials, photoresists, photomask blanks, synthetic quartz products, epoxy molding compounds, pellicles, and resin processed products. Co. is also engaged in the export of plant equipment and others.

Tokyo Electron is a supplier of semiconductor production equipment ("SPE") and flat panel display ("FPD") selling through global network that spans Japan, the U.S., Europe and Asia. Co.'s principal products are coater/developers, plasma etch systems, thermal processing systems, single wafer deposition systems, cleaning systems (auto wet station, single wafer cleaning system, pre-clean system and scrubber system), wafer prober, FPD coater/developers and FPD plasma etch/ash systems. In addition, Co., through its subsidiaries, is engaged in the provision of transportation services, insurance services, as well as the support services for Co.'s photovoltaic cell ("PV") production equipment.

ULVAC is engaged in the manufacture and sale of vacuum systems and equipment. The Vacuum Machinery segment provides sputtering systems, CVD systems, vacuum evaporation systems, etching systems, annealing systems, ion implantation systems, vacuum furnaces and vapor deposition polymerization systems for semiconductor processing, LED devices, photovoltaics, optic films, LCD displays, magnetic sensors, and electronic materials; and vacuum components including vacuum pumps, gauges, leak detectors, vacuum valves, and vacuum parts. The Vacuum Application segment provides sputtering target materials, evaporation deposition materials, and titanium and tantalum processing products.