Aiphone Corporation: Manufacturer of intercom solutions for communication and security, providing audio and video systems, specializing in access entry and control systems.
Canare Electric Co., Ltd.: Makes fiber-optic systems, connectors, tools, cables, patchbays, multi-channel systems and cable assemblies.
Combi Corporation: Active in the development, manufacture, sale, export and technical licensing of juvenile products, toys and games, exercise machines, home health apparatus and medical devices.
Copal Electronics: Maker of potentiometers, switches, pressure sensors, rotary encoders, motors, polygon laser scanners, and fans.
Pentax: Produces cameras, lenses, scopes, binoculars, accessories, and medical equipment.
Telecommunication Technology Committee: Contributes to standardization in the field of telecommunications by establishing protocols and standards for telecommunications networks and terminal equipment, as well as to disseminate those standards.