Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8110178 | Dental-plaque detection system and dental-plaque detection method | Haruhiko Fujikawa | 2012-02-07 |
| 5058626 | Hydraulic pressure control valve | Tokuro Takaoka, Tsuto Sasaki, Yukio Kobayashi, Satoshi Hamano, Toshiya Tatumoto | 1991-10-22 |
| 4857786 | Structure of stepping motor and method of driving the stepping motor | Hideki Nihei, Kunio Miyashita, Seizi Yamashita | 1989-08-15 |