Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D319100 | Immunochemistry analyzer | Isamu Takekoshi, Hajime Betsui, Tadashi Ohishi, Hiroshi Umetsu | 1991-08-13 |
| D307398 | Atomic absorption spectrophotometer | Masamichi Tsukada, Masatoshi Kitagawa | 1990-04-24 |