Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6294251 | Colored film | Toshio Minagawa, Kohei Tachikawa, Leonardo Garcia | 2001-09-25 |
| 5683805 | Colored film | Katsuyuki Oita, Kohei Tachikawa, Leonardo Garcia, Toshio Minagawa | 1997-11-04 |