Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9931725 | Shaft member for fluid dynamic bearing device and manufacturing method for shaft member | Jun Hirade | 2018-04-03 |
| 7233846 | Trouble diagnosing device | Hiroshi Kawauchi, Akihisa Kitajima, Tomonari Miura | 2007-06-19 |
| 5952687 | Semiconductor memory device having a trench capacitor with lower electrode inside the trench | Takashi Kawakubo, Kazuhiro Eguchi, Kazuhide Abe | 1999-09-14 |
| 5929473 | MMIC semiconductor device with WN.sub.x capacitor electrode | Kazuya Nishihori, Yoshiaki Kitaura, Yoshikazu Tanabe, Tomonori Aoyama, Kyoichi Suguro +2 more | 1999-07-27 |
| 5889299 | Thin film capacitor | Kazuhide Abe, Mitsuaki Izuha, Noburu Fukushima, Kenya Sano, Takashi Kawakubo | 1999-03-30 |
| 5760432 | Thin film strained layer ferroelectric capacitors | Kazuhide Abe, Kazuhiro Eguchi, Takashi Kawakubo | 1998-06-02 |
| 5739563 | Ferroelectric type semiconductor device having a barium titanate type dielectric film and method for manufacturing the same | Takashi Kawakubo, Kenya Sano, Kazuhide Abe, Noburu Fukushima, Kazuhiro Eguchi | 1998-04-14 |
| 5691219 | Method of manufacturing a semiconductor memory device | Takashi Kawakubo, Kazuhiro Eguchi, Kazuhide Abe | 1997-11-25 |
| 5670808 | Metal oxide capacitor with a WN.sub.X electrode | Kazuya Nishihori, Yoshiaki Kitaura, Yoshikazu Tanabe, Tomonori Aoyama, Kyoichi Suguro +2 more | 1997-09-23 |
| 5498909 | Semiconductor device and method of manufacturing such semiconductor device | Masahiko Hasunuma, Hisashi Kaneko, Atsuhito Sawabe, Takashi Kawanoue, Yoshiko Kohanawa | 1996-03-12 |
| 5187561 | Metal single crystal line having a particular crystal orientation | Masahiko Hasunuma, Hisashi Kaneko, Atsuhito Sawabe, Takashi Kawanoue, Yoshiko Kohanawa | 1993-02-16 |
| 4922462 | Reversible memory structure for optical reading and writing and which is capable of erasure | Sumio Ikegawa, Yoshiaki Terashima, Nobuaki Yasuda, Katsutarou Ichihara, Shinji Arai | 1990-05-01 |
| 4855992 | Reversible optical recording medium with an optothermally deformable recording layer | Sumio Ikegawa, Akio Hori, Shinji Arai, Nobuaki Yasuda | 1989-08-08 |
| 4839861 | Information recording medium rewritable by utilizing two metastable phases of a recording layer and method using the same | Sumio Ikegawa, Shinji Arai, Sumio Ashida, Nobuaki Yasuda | 1989-06-13 |
| 4757492 | Method for recording and reproducing information on or from an optical recording medium | Noburu Fukushima, Hisashi Yoshino, Masashi Sahashi | 1988-07-12 |
| 4681251 | Method of joining Ni-base heat resisting alloys | Kazumi Shimotori, Hiromitsu Takeda, Masako Nakahashi | 1987-07-21 |
| 4321821 | Method of estimating the residual life of heat resistant parts made of 12% Cr steele | Masako Nakahashi, Hiromitsu Takeda, Masayuki Yamada | 1982-03-30 |
| 4287417 | Method of determining the deterioration of heat-resistant ferritic steel parts | Shinichi Nakamura, Kazumi Shimotori, Yoshio Nakayama | 1981-09-01 |