Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6661915 | Illumination variable colorimetric method and colorimeter | Nagaichi Suga, Hideaki Kodachi | 2003-12-09 |
| 4770534 | Color indication comparison method | Hiroshi Matsuki, Kiyoshi Chaki | 1988-09-13 |
| 4607790 | Cycle sequence time/temperature controller | Hiroshi Matsuki | 1986-08-26 |