Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6580952 | System for controlling power plants and method for arranging the system | Hiroshi Fukuda, Toshihiko Tanaka, Masao Isshiki, Kanetoshi Nara, Naomi Hattori | 2003-06-17 |
| 4974238 | Counter arrangement for determining the life of consumables in office equipment | Shigetaka Kobayashi, Shuuhei Tanaka | 1990-11-27 |