Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE38321 | Transparent hologram seal | Haruo Uyama, Takahiro Harada, Mitsuru Kano, Nagahisa Matsudaira, Kazuhisa Hoshino +2 more | 2003-11-18 |
| 5891576 | Card | Toshibumi Imai, Akihiko Kobayashi, Masayuki Taniguchi, Kazuya Yabusa, Testuo Aizawa +1 more | 1999-04-06 |
| 5700550 | Transparent hologram seal | Haruo Uyama, Takahiro Harada, Mitsuru Kano, Nagahisa Matsudaira, Kazuhisa Hoshino +2 more | 1997-12-23 |