Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6577446 | Coloring structure for producing colors | Kinya Kumazawa, Hiroshi Tabata, Masahiko Yamanaka | 2003-06-10 |
| 6537673 | Infrared transmitting film and infrared-sensor cover using same | Tetsuya Asada, Tamami Ootsuki | 2003-03-25 |
| 6490090 | Coloring structure for producing color | Kinya Kumazawa, Hiroshi Tabata, Masahiko Yamanaka | 2002-12-03 |
| 6350509 | Coating structure | Masahiko Yamanaka, Hiroshi Tabata, Kinya Kumazawa, Hidekazu Takahashi | 2002-02-26 |