Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10968021 | Battery packaging body | Keiko Yamanaka, Junichiro Miyazaki, Akira Takagi | 2021-04-06 |
| D882413 | Blister package | Keiko Yamanaka | 2020-04-28 |
| D880311 | Blister package | Keiko Yamanaka | 2020-04-07 |
| D880312 | Blister package | Keiko Yamanaka | 2020-04-07 |
| D871231 | Blister package | Keiko Yamanaka | 2019-12-31 |
| 8179619 | Resin lens and method of molding resin lens | Hiroaki Usami | 2012-05-15 |
| 8102604 | Plastic lens and optical pickup device | — | 2012-01-24 |
| 8045279 | Molded lens and molding tool | Hideki Komiya, Masashi Yoshimura | 2011-10-25 |
| 7803291 | Plastic lens, manufacturing method thereof, production tracing management method thereof, and optical pickup device | — | 2010-09-28 |
| 7426078 | Plastic lens, manufacturing method thereof, production tracing management method thereof, and optical pickup device | — | 2008-09-16 |
| 5537389 | Disk cartridge having a single closing energizer for closing two independently opened shutters | Makoto Miura, Tamotsu Iida, Yoshitane Tsuburaya, Yoshitake Kato, Masanori Uematsu +3 more | 1996-07-16 |
| 5531324 | Case for flat objects | Shinichi Kosaki, Yoshito Tanaka | 1996-07-02 |
| 4959744 | Shutter assembled disc cartridge | Yasunori Kanazawa, Yoshiyuki Nakamori, Nobuyuki Fujimoto, Shinichi Abe | 1990-09-25 |
| 4811151 | Shutter assembled disc cartridge | Yasunori Kanazawa, Yoshiyuki Nakamori, Nobuyuki Fujimoto, Shinichi Abe | 1989-03-07 |
| 4799123 | Disc cartridge | Yasunori Kanazawa, Haruo Arai | 1989-01-17 |