Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8247347 | Thermosensitive recording medium | Ken-ichi Takagi, Jun Makihara, Akihito Ogino, Kenji Hirai, Makoto Hasegawa +1 more | 2012-08-21 |
| 6087051 | Information recording material | Takehiko Shoji, Yoshihiko Suda, Noriyuki Kokeguchi | 2000-07-11 |
| 5465598 | Method for forming an annular member | Yukio Hirai, Kouzou Kanayama, Kenji Yoshii, Kiyotoshi Iwasaki, Isao KANAI | 1995-11-14 |
| 4254184 | Vibrating member for acoustic transducer and method for manufacturing the same | Tsunehiro Tsukagoshi, Hitomi Ogino | 1981-03-03 |