Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672091 | Polishing apparatus having endpoint detection device | Keiichi Tohyama, Tamami Takahashi | 1997-09-30 |
| 5644212 | Traction battery management system | — | 1997-07-01 |
| 5625272 | Battery charge/discharge control method for electric vehicle | — | 1997-04-29 |
| 5602723 | Subrack device | Hiroshi Yamaji, Hisao Hayashi, Shigeru Amagasa, Takashi Sato, Tomoyuki Hongoh +5 more | 1997-02-11 |