Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5814814 | Electron microscope | Katsuhide Watanabe | 1998-09-29 |
| 5793598 | Magnetically levitated vibration damping apparatus | Katsuhide Watanabe, Takahide Haga, Kenichi Yano, Takayuki Mizuno, Ryuta Katamura | 1998-08-11 |
| 5765800 | Vibration damping apparatus | Katsuhide Watanabe, Takahide Haga, Mamoru Suzuki | 1998-06-16 |
| 5720010 | Control system for a linear actuator including magnetic bearings for levitating a robot arm | Katsuhide Watanabe, Shinichi Moriyama, Naoji Hiraki | 1998-02-17 |
| 5641054 | Magnetic levitation conveyor apparatus | Satoshi Mori, Masao Matsumura, Takeshi Yoshioka, Masaaki Kajiyama, Fumio Kondo +9 more | 1997-06-24 |
| 5630881 | Thin-film forming apparatus with magnetic bearings and a non-contact seal and drive | Naoaki Ogure | 1997-05-20 |
| 5471802 | Electromagnetically suspended floating floor apparatus | Kenichi Yano, Katsuhide Watanabe | 1995-12-05 |
| 5449985 | Zero-power control type vibration eliminating apparatus | Katsuhide Watanabe | 1995-09-12 |
| 5397212 | Robot with dust-free and maintenance-free actuators | Katsuhide Watanabe, Hiroyuki Shinozaki, Naoji Hiraki, Shinichi Moriyama | 1995-03-14 |
| 5322369 | Dynamic pressure bearing | Tadashi Kataoka, Shunsuke Mimura, Yoshiyuki Maruta, Tatsuo Hinata, Mamoru Suzuki +2 more | 1994-06-21 |
| 5223758 | Spindle motor | Takashi Kataoka, Yuji Shirao, Daisuke Konno, Yoshio Sato, Hideo Tsuboi +2 more | 1993-06-29 |
| 5194805 | Inductance-type displacement sensor for eliminating inaccuracies due to external magnetic fields | Atsushi Nakajima, Minoru Takizawa, Chikara Murakami, Yuji Shirao | 1993-03-16 |
| 5152679 | Turbo molecular pump | Yuji Shirao | 1992-10-06 |
| 5130589 | Imbalance correcting apparatus for a rotor | — | 1992-07-14 |
| 5127792 | Centrifugal pump having magnet bearing | Seigo Katsuta, Masao Matsumura | 1992-07-07 |
| 4942321 | Radial magnetic bearing system | — | 1990-07-17 |
| 4879500 | Controller for magnetic bearing system | — | 1989-11-07 |
| 4688989 | Gas rotary machine | Hideki Kondo, Noburu Shimizu | 1987-08-25 |