Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6681129 | Surgical operation navigation apparatus and method | Akito Saito, Yukihito Furuhashi, Takao Shibasaki | 2004-01-20 |
| 6679982 | Oxygen sensor | Keiji Suzuki, Teppei Ookawa, Hiroshi Kubota, Seiichi Hosogai, Hiroyuki Fujita +1 more | 2004-01-20 |
| 6640127 | Surgical operation navigating system using a reference frame | Akio Kosaka, Takao Shibasaki, Akito Saito, Takeo Asano, Yukihito Furuhashi | 2003-10-28 |
| 6526162 | Operation route searching apparatus and searching method thereof | Takeo Asano, Akito Saito, Takao Shibasaki | 2003-02-25 |
| 6466815 | Navigation apparatus and surgical operation image acquisition/display apparatus using the same | Akito Saito, Takao Shibasaki, Takeo Asano, Yukihito Furuhashi, Akio Kosaka | 2002-10-15 |
| 6456868 | Navigation apparatus and surgical operation image acquisition/display apparatus using the same | Akito Saito, Takao Shibasaki, Takeo Asano, Yukihito Furuhashi, Akio Kosaka | 2002-09-24 |
| 6283763 | Medical operation simulation system capable of presenting approach data | Takao Shibasaki, Akito Saito, Takeo Asano | 2001-09-04 |
| 6218017 | Laminated structure, covering structure and pouch | Rikiya Yamashita, Takuya Yamazaki | 2001-04-17 |
| 6023323 | Laser beam type distance measuring device | Masahiko Kato, Takahiko Iijima | 2000-02-08 |
| 5921165 | Hydraulic control system | Kinya Takahashi, Yusaku Nozawa, Nobuhiko Ichiki, Wataru OTSU | 1999-07-13 |
| 5754280 | Two-dimensional rangefinding sensor | Masahiko Kato, Tadashi Morokuma, Tsutomu Nakamura, Kazuya Matsumoto, Tetsuo Nomoto +1 more | 1998-05-19 |
| 5648852 | Laser beam type distance measuring device | Masahiko Kato, Tadashi Adachi | 1997-07-15 |
| 5637543 | Ceramic composition for thermistor, thermistor element, and process for producing same | Masaki Iwaya, Kyohei Hayashi, Yoshirou Suematsu | 1997-06-10 |
| 5568116 | Ceramic composition for thermistor and thermistor element | Masaki Iwaya, Kyohei Hayashi, Yoshirou Suematsu | 1996-10-22 |
| 5504569 | Distance-velocity predicting system | Masahiko Kato, Tadashi Morokuma | 1996-04-02 |
| 5485724 | Hydraulic drive system | Yusaku Nozawa, Wataru Ohtsu, Nobuhiko Ichiki, Kazuyuki Ino, Kinya Takahashi | 1996-01-23 |
| 5476822 | Ceramic composition for thermistor, thermistor element, and process for producing same | Masaki Iwaya, Kyohei Hayashi, Yoshirou Suematsu | 1995-12-19 |
| 5454328 | Cleanroom transport system | Tetsuo Ajimine, Yukio Iizuka, Kenji Itoh, Katsuhiko Ueda | 1995-10-03 |
| 5451748 | Ceramic heater for oxygen sensor of the type having oxygen ion conductive tube of solid electrolyte | Yoshiaki Kuroki, Takao Kojima | 1995-09-19 |
| 5303033 | Gradient index measuring apparatus | — | 1994-04-12 |
| 5239364 | Light phase difference measuring method using an interferometer | — | 1993-08-24 |
| 5157550 | Vari-focal lens system | Hirofumi Tsuchida, Norihiko Aoki | 1992-10-20 |
| 5139342 | Photographic lens system | — | 1992-08-18 |
| 4664095 | Safety device for open-type combustor | Mutsuhiko Takahashi, Minoru Tadokoro | 1987-05-12 |
| RE31288 | Machine tool | Yoshihiro Tsukiji | 1983-06-28 |