Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7876221 | Seal having an IC tag and method of attaching the same | Masahide Tanaka, Masataka Fujii, Takashi Fujihara | 2011-01-25 |
| 6096431 | Biodegradable cards | Nagahisa Matsudaira, Li Han Sen, Masayuki Taniguchi | 2000-08-01 |
| 5891576 | Card | Akihiko Kobayashi, Tsutomu Shikakubo, Masayuki Taniguchi, Kazuya Yabusa, Testuo Aizawa +1 more | 1999-04-06 |