Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE37845 | Thermal recording apparatus using recording sheet made of thermal reversible material | Takeshi Kamada | 2002-09-17 |
| 5864408 | Reading device having reference white selecting function for shading correction | — | 1999-01-26 |
| 5691758 | Thermal recording apparatus using recording sheet made of thermal reversible material | Takeshi Kamada | 1997-11-25 |
| 5570204 | Image reader with flare prevention using light shield plates | — | 1996-10-29 |