Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4981834 | Multi-color transfer printing medium | Hiroshi Takahashi, Fumiharu Iwasaki | 1991-01-01 |
| 4916042 | Multicolor imaging material | Hiroshi Takahashi | 1990-04-10 |
| 4816367 | Multicolor imaging material | Hiroshi Takahashi | 1989-03-28 |