Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11347147 | Metal-containing onium salt compound, photodegradable base, resist composition, and method for manufacturing device using said resist composition | Michiya Naito, Yoshiyuki Utsumi | 2022-05-31 |
| 11048166 | Photosensitive compound, photoacid generator and resist composition containing the photosensitive compound, and method for manufacturing device using the resist composition | Michiya Naito, Yoshiyuki Utsumi | 2021-06-29 |
| 7858287 | Photosensitive resin, and photosensitive composition | Takeo Watanabe, Hiroo Kinoshita, Shinichi Yusa, Tomotaka Yamanaka, Yosuke Osawa +2 more | 2010-12-28 |
| 6448383 | Method for producing 1,2-naphthoquinonediazide photosensitive agent | Tomotaka Yamanaka | 2002-09-10 |
| 6402385 | Dynamic pressure bearing apparatus | Hisaya Nakagawa, Michiaki Takizawa | 2002-06-11 |
| 6302586 | Fluid sealing device for use with a motor for rotating a disc drive | — | 2001-10-16 |
| 6296391 | Hydrodynamic bearing apparatus | Masato Gomyo, Hideki Kanebako, Kazushi Miura | 2001-10-02 |
| 6244749 | Dynamic pressure bearing device and method for manufacturing same | Hisaya Nakagawa, Michiaki Takizawa | 2001-06-12 |
| 6155721 | Dynamic-pressure fluid bearing | Hironori Kurosawa, Tokuhisa Tsutsui, Yasushi Mizusaki, Hiromasa Marumo | 2000-12-05 |
| 6147424 | Gas dynamic pressure bearing apparatus | Masato Gomyo, Hideki Kanebako, Kazushi Miura | 2000-11-14 |
| 5828795 | Sealing device for use in a motor | Toshihiko Miyakoshi, Masato Gomyo, Toshihiro Kobayashi, Hirofusa Shirai, Kenji Hanabusa | 1998-10-27 |
| 5806987 | Hydrodynamic bearing apparatus | Tamotsu Nose, Masato Gomyo, Hideki Kanebako | 1998-09-15 |
| 5791785 | Hydrodynamic bearing apparatus | Tamotsu Nose, Masato Gomyo | 1998-08-11 |
| 5789836 | Motor having dynamic pressure bearing device | — | 1998-08-04 |
| 5743656 | Hydrodynamic bearing apparatus and method for manufacturing same | Masato Gomyo, Tamotsu Nose | 1998-04-28 |
| 5629274 | Lubricating fluid composition for dynamic pressure bearing | Toshihiro Kobayashi, Kazuya Shimizu, Yuusuke Matsumura, Masuhiro Onoyama, Katsumi Nagano | 1997-05-13 |
| 5628569 | Fluid bearing unit and manufactured method thereof | Masato Gomyo, Toshihiko Miyakoshi, Arihiro Yonezawa | 1997-05-13 |
| 5627147 | Lubricating fluid composition for dynamic pressure bearing | Toshihiro Kobayashi, Kazuya Shimizu, Yuusuke Matsumura, Masuhiro Onoyama, Katsumi Nagano | 1997-05-06 |
| 5599864 | Polyarylene sulfide resin composition and optical pick-up parts formed from the same | Shogo Ogawa, Hajime Hata, Ikuo Kasuga, Hiromasa Marumo | 1997-02-04 |