Yokogawa Electric
A Tokyo-based industrial automation company whose semiconductor products include MES software and SEMI-standard equipment communication software.
横河電機・Equipment・Last updated: October 23, 2026
Overview
Yokogawa Electric is headquartered in Tokyo. CIMVision-semi is its MES package for semiconductor fabs, installed at 20 fabs of 14 companies. EQBrain is software that equipment makers embed to communicate with fab hosts using SECS/HSMS/GEM/GEM300, used in more than 600 equipment models from more than 150 companies.
CELLBrain is a cell controller that connects equipment with SECS/HSMS or PLCs to manufacturing management systems.
Business: Fab software: MES, equipment communication and cell control
Why it matters
SECS/GEM connectivity is required for equipment to run in automated fabs, and EQBrain serves the equipment-maker side of that link.
Main products
- •MES (CIMVision-semi)
- •Equipment communication software (EQBrain)
- •Cell controllers (CELLBrain)
Sites in Japan
Head officeHeadquarters
Tokyo
Products (3)
- CELLBrain · Equipment engineering systems (EES)
- CIMVision-semi · Manufacturing execution systems (MES)
- EQBrain · Equipment interfaces (SECS/GEM)