Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9862824 | Carbon fiber sizing agent, aqueous dispersion thereof, carbon fiber bundle applied with sizing agent, sheet-like article comprising carbon fiber bundle, and carbon fiber reinforced composite material | Kouki Wakabayashi, Naoki Sugiura, Masahiro Hata, Keigo Yoshida, Shuuichi Nakamura | 2018-01-09 |
| D306303 | Laminating device for identification cards or the like | — | 1990-02-27 |
| 4605845 | Detectable card and entry and departure checking apparatus utilizing the same | — | 1986-08-12 |
| 4356391 | Magnetic cards and method of manufacturing the same | — | 1982-10-26 |