Meidensha

Meidensha Corporation (株式会社明電舎) is a Japanese, Tokyo-based company, engaged in the manufacturing and selling of water treatment equipment, electronic equipment, and information equipment. It is listed on the Tokyo Stock Exchange and is a constituent of the Nikkei 225.

The company was established by Hosui Shigemune for the manufacture of electric motors in Kyobashi, Tokyo.

Business segments and products
The company operates in four business segments:
 * Social Infrastructure Systems Business
 * Power generating systems, power transmission & distribution systems
 * Rail electrification, overhead line inspection system
 * Motor power and process control systems
 * Electrical system for water treatment plant, water purification systems, water quality meters, ceramic membranes
 * Industrial Systems Business
 * Automobile testing and logistics systems, driving performance simulation systems, motors and inverters
 * Industrial computers, network systems for information industries, supporting software for semiconductor production equipment
 * Maintenance and Servicing Business
 * Energy-saving methods, remote management of equipment, maintenance services for semiconductor manufacturing devices, maintenance skills training service
 * Real Estate Business
 * Tenancy service and real estate leasing