Issued Patents All Time
Showing 176–186 of 186 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5606384 | Lens barrel having an image blur prevention system arranged with respect to other lens barrel devices to efficiently utilize lens barrel space | Akira Katayama, Hiroshi Okano | 1997-02-25 |
| 5535023 | Method of reading hologram information | — | 1996-07-09 |
| 5504594 | Hologram, article including hologram, and hologram recording and reconstructing methods | — | 1996-04-02 |
| 5481406 | Mechanism for waterproofing operation member of interchangeable lens barrel | Toru Takayama, Kunihiro Fukino, Yoshiro Kodaka, Hitoshi Imanari | 1996-01-02 |
| 5417219 | Ultrasonic diagnostic apparatus | Kinya Takamizawa, Hiroshi Sasaki | 1995-05-23 |
| 5379131 | Method of preventing forgery of diffraction grating pattern and forgery-proof diffraction grating pattern recording structure | — | 1995-01-03 |
| 5357577 | Vacuum tube microphone apparatus | Tomohiro Waji, Kazumasa Takahashi, Kiichi Yoshida, Osamu Kohno, Tohru Enokuma +1 more | 1994-10-18 |
| 5319476 | Multiply recorded hologram for security | Shigehiko Tahara | 1994-06-07 |
| 5184848 | Hologram calendar | Masakazu Itoh | 1993-02-09 |
| 4883822 | Agent for regulating the motional function of gastrointestinal tract | Kohtaro Matsuo, Youichirou Ezaki, Akihiro Tobe, Kozue Enda, Mariko Kitsukawa | 1989-11-28 |
| 4862434 | Timepiece structure | Imao Hiraga, Takehide Yamada, Tadashi Nishitani | 1989-08-29 |