Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7354257 | Refrigerating cycle or compressor having foreign matter collector | — | 2008-04-08 |
| 7159303 | Method for manufacturing magnetic head device | Ryoichi Nakatani, Masahiro Kitada, Naoki Koyama, Isamu Yuito, Hisashi Takano +14 more | 2007-01-09 |
| 7054120 | Magnetic apparatus with perpendicular recording medium and head having multilayered reproducing element using tunneling effect | Ryoichi Nakatani, Masahiro Kitada, Naoki Koyama, Isamu Yuito, Hisashi Takano +14 more | 2006-05-30 |
| 6687099 | Magnetic head with conductors formed on endlayers of a multilayer film having magnetic layer coercive force difference | Ryoichi Nakatani, Masahiro Kitada, Naoki Koyama, Isamu Yuito, Hisashi Takano +14 more | 2004-02-03 |
| 6666667 | Refrigerating cycle or compressor having foreign matter collector | — | 2003-12-23 |
| 6607372 | Refrigerating cycle or compressor having foreign matter collector | — | 2003-08-19 |
| 6483677 | Magnetic disk apparatus including magnetic head having multilayered reproducing element using tunneling effect | Ryoichi Nakatani, Masahiro Kitada, Naoki Koyama, Isamu Yuito, Hisashi Takano +14 more | 2002-11-19 |
| 6450790 | Refrigerating cycle or compressor having foreign matter collector | — | 2002-09-17 |
| 6447274 | Rotary compressor having a cylinder block of sintered metal | Hideyuki Horihata, Hiraku Shiizaki, Shigeru Muramatsu | 2002-09-10 |
| 6278593 | Magnetoresistance effect elements and magnetic heads using the tunneling magnetoresistive effect | Ryoichi Nakatani, Masahiro Kitada, Naoki Koyama, Isamu Yuito, Hisashi Takano +14 more | 2001-08-21 |
| 6250898 | Refrigerating cycle or compressor having foreign matter collector | — | 2001-06-26 |
| 6011674 | Magnetoresistance effect multilayer film with ferromagnetic film sublayers of different ferromagnetic material compositions | Ryoichi Nakatani, Masahiro Kitada, Naoki Koyama, Isamu Yuito, Hisashi Takano +14 more | 2000-01-04 |
| 5865607 | Refrigerating cycle or compressor having foreign matter collector | — | 1999-02-02 |
| 5842846 | Hermetic type compressor having an oil feed part | Hiroshi Matsunaga, Keisuke Morita, Shinji Fujiwara | 1998-12-01 |
| 5736235 | Magnetic recording medium having at least two magnetic layers with easy axes oriented in the same direction | Yoshibumi Matsuda, Masaaki Futamoto, Yoshinori Miyamura, Tokuho Takagaki, Hisashi Takano +5 more | 1998-04-07 |
| 5726837 | Multilayer magnetoresistance effect-type magnetic head | Ryoichi Nakatani, Masahiro Kitada, Naoki Koyama, Isamu Yuito, Hisashi Takano +14 more | 1998-03-10 |
| 5695326 | Compressor for a refrigeration machine having a thrust bearing | Hideto Oka, Shigeru Muramatsu, Hiroshi Matsunaga, Masahiro Tsubokawa | 1997-12-09 |
| 5685703 | Hermetically sealed rotary compressor having an oil supply passage to the compression compartment | Keisuke Morita, Hiroshi Matsunaga, Shigeru Muramatsu | 1997-11-11 |
| 5568331 | Method of head positioning and magnetic recording disk drive using the same | Kyo Akagi, Masaaki Futamoto, Fumio Kugiya, Yoshinori Miyamura, Hisashi Takano +8 more | 1996-10-22 |
| 5563752 | Magnetic recording and reproducing device using a giant magnetoresistive film | Matahiro Komuro, Hiroyuki Hoshiya, Katsuya Mitsuoka, Hiroshi Fukui, Moriaki Fuyama | 1996-10-08 |
| 5545021 | Hermetically sealed rotary compressor having an oil supply capillary passage | Keisuke Morita, Hiroshi Matsunaga, Shigeru Muramatsu | 1996-08-13 |
| 5541789 | Magnetic recording apparatus with magnetic head on slider having applied load larger than buoyant force acting on slider so that gap between magnetic head and magnetic disk is smaller than total thickness of protective layer and lubricating layer on disk | Hiroshi Fukui, Mitsuo Suda, Yutaka Sugita, Kanji Kawakami | 1996-07-30 |
| 5518381 | Closed rotary compressor | Hiroshi Matsunaga, Shinji Fujiwara, Keisuke Morita, Yasuhiko Sano | 1996-05-21 |
| 5461517 | Magneto-resistance effect type of recording/reproducing head | Mitsuo Suda, Kazuo Shiiki, Masanori Tanabe, Shinji Narishige, Eiji Nakanishi +2 more | 1995-10-24 |
| 5390061 | Multilayer magnetoresistance effect-type magnetic head | Ryoichi Nakatani, Masahiro Kitada, Naoki Koyama, Isamu Yuito, Hisashi Takano +14 more | 1995-02-14 |