Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11642552 | Warming composition and aerosol formulation including same | Hokuto Kamijyo, Yasutomo Nakajima, Toru Wakihara | 2023-05-09 |
| 8081378 | Microscope | Hisao Osawa, Hiroshi Ooki, Yumiko Ouchi | 2011-12-20 |
| 6732957 | Flow channel switching device, and shower unit having the same | Keigo Kanaya | 2004-05-11 |
| 6657782 | Microscope episcopic illumination device and microscope therewith | — | 2003-12-02 |
| 6339507 | Galileo type stereomicroscope and objective lens thereof | — | 2002-01-15 |
| 6320702 | Afocal zoom lens, and microscope having the lens | — | 2001-11-20 |
| 6313952 | Adapter lens system for a greenough-type stereomicroscope | — | 2001-11-06 |
| 6204964 | Laser microscope | Kenji Ono, Jiro Mizuno, Atsushi Takeuchi | 2001-03-20 |
| 5989425 | Multi-way valve and water purifier using the same | Jyunji Itakura, Takashi Isobe, Sho Tamatsu | 1999-11-23 |
| 5959772 | Relay variable power optical system and a microscope equipped with the optical system | — | 1999-09-28 |
| 5889276 | Focus-detecting method and device having a light blocking member placed substantially at the conjugate image point of the pupil of the object lens | Osamu Yamashita, Tsuneo Hasegawa | 1999-03-30 |
| 5825533 | Tandem scanning confocal microscope | — | 1998-10-20 |
| 5714749 | Focus detecting apparatus and microscope apparatus equipped with the foregoing apparatus | Jiro Mizuno, Masahiko Otomo | 1998-02-03 |
| 5483079 | Apparatus for detecting an in-focus position of a substrate surface having a movable light intercepting member and a thickness detector | — | 1996-01-09 |
| 5383058 | Zoom lens | — | 1995-01-17 |
| 5024064 | Method of operating adsorption refrigerator | Toshiya Ohnishi, Shin Okumura, Akiyoshi Sakai, Hiroki Nakano, Masao Matsushita +2 more | 1991-06-18 |
| 5005371 | Adsorption thermal storage apparatus and adsorption thermal storage system including the same | Toshiya Ohnishi, Shin'ichi Okumura, Akiyoshi Sakai, Hiroki Nakano, Masao Matsushita +2 more | 1991-04-09 |
| 4881376 | Adsorption refrigeration system | Masao Matsushita, Kenzo Oku, Hiroki Nakano, Shin Okumura, Motoshi Yoshihara +2 more | 1989-11-21 |
| 4770511 | Zoom lens capable of accomplishing macro-photography | Yasuhiro Aono, Tomowaki Takahashi | 1988-09-13 |
| 4634237 | Zoom lens | Yasuhiro Aono | 1987-01-06 |