Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8033732 | Hydrodynamic bearing device, and spindle motor equipped with same | Takafumi Asada, Hiroaki Saito, Daisuke Ito | 2011-10-11 |
| 7911734 | Spindle motor with a magnetic shield plate having an inclined annular face | Akihiko Wakitani | 2011-03-22 |
| 7787214 | Disk device | Kenichi Miyamori, Hiromitsu Noda, Yoshiro Ueno | 2010-08-31 |
| 7663280 | Spindle motor and disk drive device using the same | Kenichi Miyamori, Hiromitsu Noda, Hiromi Kita | 2010-02-16 |
| 7448805 | Thrust dynamic pressure bearing, spindle motor using thereof, and information recording/reproducing device using the spindle motor | Hiromi Kita, Kenichi Miyamori, Hiromitsu Noda | 2008-11-11 |
| 7435001 | Hydrodynamic bearing device, method for manufacturing the same, spindle motor and recording and reproduction apparatus | Naoshi Kainoh, Akihito Shirai, Youichi Nishimoto, Junichi Nakamura, Tomohiro Haga | 2008-10-14 |
| 7382076 | Spindle motor | Kenichi Miyamori, Hiromitsu Noda | 2008-06-03 |
| 7317271 | Fluid bearing motor, and disk drive mounted with same | Kaoru Matsuoka, Hideki Kuwajima, Kenichi Miyamori, Hiromitsu Noda | 2008-01-08 |
| 7265939 | Spindle motor and disk drive unit | Hideki Kuwajima, Kaoru Matsuoka, Kenichi Miyamori | 2007-09-04 |
| 7249363 | Spindle motor, information recording and reproducing apparatus having a spindle motor, and manufacturing method of spindle motor | Hiromitsu Noda | 2007-07-24 |
| 7160031 | Thrust dynamic pressure bearing, spindle motor using the same, and information recording and reproducing apparatus using them | Hiromi Kita, Kenichi Miyamori, Hiromitsu Noda | 2007-01-09 |
| 7110221 | Disk drive | Hideki Kuwajima, Hiromi Kita | 2006-09-19 |
| 7084536 | Fluid bearing motor, and disk drive mounted with same | Kaoru Matsuoka, Hideki Kuwajima, Kenichi Miyamori, Hiromitsu Noda | 2006-08-01 |
| 6965492 | Rotor assembly, information-recording/-reproducing device using the rotor assembly and method of assembling the rotor assembly | Kaoru Matsuoka, Koichi Shinohara, Yoshihiro Ueno, Tatsuhiko Inagaki, Hideki Kuwajima +1 more | 2005-11-15 |
| 6915557 | Method of assembling rotor structure | — | 2005-07-12 |
| 6826018 | Disk drive with head supporting device | Hideki Kuwajima, Koichi Shinohara, Kaoru Matsuoka, Kenichi Sakamoto, Makoto Miyamoto | 2004-11-30 |
| 6411465 | Rotary head drum assembly with upper, lower and inner drums with cylindrical surfaces of differing outward radial position | Makoto Miyamoto, Atsushi Imai, Yoshinobu Ono, Shinji Tanaka, Hisashi Takahashi +1 more | 2002-06-25 |
| 6217218 | Hydrodynamic bearing spindle motor | Hiroshi Inoue, Masashi Omura, Hiromichi Inomata, Kaoru Matsuoka | 2001-04-17 |