Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4713698 | Write-in electronic display recorder | Tadashi Sato | 1987-12-15 |
| 4256823 | Electrophotographic photosensitive media | Takehiko Matsuo | 1981-03-17 |
| 4190445 | Electrophotographic photosensitive media and process for manufacturing thereof | Takehiko Matsuo | 1980-02-26 |