Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830089 | Coat film transfer head device and coat film transfer tool | Shigeru Tamai, Kouhei Koyama | 2004-12-14 |
| 6808565 | Clutch mechanism of coat film transfer tool and coat film transfer tool | Kouhei Koyama, Shigeru Tamai | 2004-10-26 |
| 6769470 | Mark transfer tool and mark transfer tape | Shigeru Tamai, Kouhei Koyama | 2004-08-03 |
| 6681827 | Mark transfer tool and mark transfer tape | Shigeru Tamai, Kouhei Koyama | 2004-01-27 |