Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7360950 | Hydrodynamic bearing assembly | Kaoru Murabe, Makoto Otsuki, Hisao Takeuchi | 2008-04-22 |
| 7041366 | Porous silicon nitride ceramics and method for producing the same | Michimasa Miyanaga | 2006-05-09 |
| 7033078 | Hydrodynamic bearing assembly and spindle motor having the same | Kaoru Murabe, Makoto Otsuki, Hisao Takeuchi | 2006-04-25 |
| 6870289 | Dynamic-pressure bearing and spindle motor comprising the same | Makoto Otsuki, Kaoru Murabe | 2005-03-22 |
| 6800360 | Porous ceramics and method of preparing the same as well as microstrip substrate | Michimasa Miyanaga, Noboru Uchimura | 2004-10-05 |
| 6771459 | Spindle motor and hard disc drive incorporating the same | Makoto Otsuki, Kaoru Murabe | 2004-08-03 |
| 6749339 | Hydrodynamic bearing assembly and spindle motor having the same | Kaoru Murabe, Makoto Otsuki, Hisao Takeuchi | 2004-06-15 |
| 6702464 | Dynamic pressure bearing with improved starting characteristics | Hisao Takeuchi, Kaoru Murabe, Makoto Otsuki | 2004-03-09 |
| 6686673 | Bearing structures, spindle motor, and hard disk drive | Makoto Otsuki, Kaoru Murabe | 2004-02-03 |
| 6608415 | Spindle motor | Hisao Takeuchi, Makoto Otsuki, Kaoru Murabe | 2003-08-19 |
| 6552455 | Hydrodynamic bearing and spindle motor | Makoto Otsuki, Kaoru Murabe | 2003-04-22 |
| 6428211 | Hydrodynamic gas bearing structure | Kaoru Murabe | 2002-08-06 |
| 6417590 | Spindle motor | Hisao Takeuchi, Makoto Otsuki, Kaoru Murabe | 2002-07-09 |
| 6307295 | Spindle motor and complex bearing assembly for use with the spindle motor | Kaoru Murabe, Makoto Otsuki | 2001-10-23 |
| 6123460 | Hydrodynamic gas bearing structure and optical deflection scanner comprising the same | Hisao Takeuchi, Kaoru Murabe, Tomoyuki Awazu | 2000-09-26 |
| 6082900 | Dynamic pressure pneumatic bearing structure and method of manufacturing the same | Hisao Takeuchi, Kaoru Murabe, Tomoyuki Awazu | 2000-07-04 |
| 5944427 | Dynamic pressure gas bearing structure and method of manufacturing the same as well as method of using the same | Kaoru Murabe, Hisao Takeuchi | 1999-08-31 |
| 5922629 | Silicon nitride ceramic sliding material and process for producing the same | Jin-Joo Park, Yasushi Mochida, Akira Kuibira, Akira Yamaguchi | 1999-07-13 |
| 5835124 | Dynamic-pressure gas bearing structure and optical deflection scanning apparatus | Taku Fukita, Mikio Nakasugi, Isshin Sato, Tetsuya Katayama, Kaoru Murabe | 1998-11-10 |
| 5776600 | Slide member and method of manufacturing the same | Tetsuya Katayama, Kaoru Murabe, Chihiro Kawai, Akira Yamakawa, Kenji Matsunuma +3 more | 1998-07-07 |
| 5731831 | Dynamic-pressure gas bearing structure and optical deflection scanning apparatus | Kaoru Murabe, Tetsuya Katayama, Mikio Nakasugi, Taku Fukita, Isshin Sato | 1998-03-24 |
| 5675201 | Composite bearing structure | Tetsuya Katayama, Akira Yamakawa, Kenji Matsunuma, Norio Yasuoka, Matsuo Higuchi +1 more | 1997-10-07 |
| 5628567 | Dynamic pressure gas bearing structure | Kaoru Murabe | 1997-05-13 |
| 5599493 | Method of producing silicon nitride ceramic component | Yasushi Ito, Takehisa Yamamoto, Takao Nishioka, Akira Yamakawa | 1997-02-04 |
| 5543371 | Slide member and method of manufacturing the same | Tetsuya Katayama, Kaoru Murabe, Chihiro Kawai, Akira Yamakawa, Kenji Matsunuma +3 more | 1996-08-06 |