Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4583853 | Ratio type double-beam spectrophotometer | Hirohumi Maeda, Makoto Kobayashi | 1986-04-22 |
| 4577966 | Spectrophotometer | — | 1986-03-25 |
| 4577106 | Spectrophotometer | Tomoyuki Fukazawa, Michihiro Kawamura | 1986-03-18 |