Issued Patents All Time
Showing 101–125 of 171 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6650448 | Observation optical system using volume hologram | Tetsuhide Takeyama | 2003-11-18 |
| 6426850 | Converter support structure | Osamu Mizuno, Yutaka Murakami, Hisayuki Enshu | 2002-07-30 |
| 6362925 | Lens group zoom lens system, and display device having phototaking function | Hirofumi Tsuchida | 2002-03-26 |
| 6359738 | Two-group zoom lens system and display device having phototaking function | Hirofumi Tsuchida | 2002-03-19 |
| 6185167 | Optical head and information recording and reproduction apparatus | Akihiro Arai, Takao Hayashi, Takayuki Nagata | 2001-02-06 |
| 6016239 | Transducer apparatus including transducer with recording medium contact line perpendicular to transducer pivot axis | Osamu Mizuno, Hisayuki Enshu | 2000-01-18 |
| 5999501 | Objective lens actuator and method for producing the same | Hironori Tomita, Takuya Wada, Satoshi Obase | 1999-12-07 |
| 5902806 | Crystalline vitamin D derivative | Masahiko Ikeda, Tomoko Uda | 1999-05-11 |
| 5814513 | Method of removing cells from fermentation broth through membrane | Toshiya Tanabe | 1998-09-29 |
| 5751688 | Optical disc clamp mechanism for use in selectively clamping a mini disc or a compact disc in an optical disc apparatus | Osamu Mizuno, Hideki Aikoh, Hironori Tomita, Masanari Mohri | 1998-05-12 |
| 5646934 | Adapter and adapter system for playback of a compact disc and a mini disc in an optical disc apparatus | Osamu Mizuno, Hideki Aikoh, Hironori Tomita, Masanari Mohri | 1997-07-08 |
| 5604835 | Integrated optical waveguide device | Tomonori Tanoue, Takeshi Kato, Mitsuo Takeda | 1997-02-18 |
| 5600515 | Sliding type magnetic head assembly having a spherical contact surface offset from a magnetic pole | Osamu Mizuno, Hideki Aikoh | 1997-02-04 |
| 5598015 | Hetero-junction bipolar transistor and semiconductor devices using the same | Tomonori Tanoue, Hiroshi Masuda, Takahiro Onai, Katsuyoshi Washio | 1997-01-28 |
| 5586105 | Optical disc clamp mechanism and adapter for use in an optical disc apparatus | Osamu Mizuno, Hideki Aikoh, Hironori Tomita, Masanari Mohri | 1996-12-17 |
| 5554360 | Low-irritant shampoo composition | Yoshinori Shono | 1996-09-10 |
| 5532999 | Optical detector having stray carrier absorption regions between light receiving elements, and an optical head using the same | Hideki Aikoh, Makoto Takashima, Hiroyuki Nakamura | 1996-07-02 |
| 5517472 | Magnetic-field generator for use in a magneto-optical disk unit | Norio Miyatake, Hidetsugu Kawabata, Kiyoshi Uchida, Yasumori Hino, Teruyuki Takizawa | 1996-05-14 |
| 5488603 | Optical information recording reproducing apparatus with first and second electrokinetic transducers at respective distances | Hironori Tomita, Takuya Wada, Hiroyuki Nakamura | 1996-01-30 |
| 5481120 | Semiconductor device and its fabrication method | Kazuhiro Mochizuki, Tomoyoshi Mishima, Hiroshi Masuda, Tomonori Tanoue, Tooru Haga +1 more | 1996-01-02 |
| 5475661 | Objective lens actuator having frame-shaped leaf springs for minimizing focusing and tracking errors | Hironori Tomita | 1995-12-12 |
| 5430317 | Semiconductor device | Takahiro Onai, Katsuyoshi Washio | 1995-07-04 |
| 5424575 | Semiconductor device for SOI structure having lead conductor suitable for fine patterning | Katsuyoshi Washio, Takahiro Onai, Masatada Horiuchi, Takashi Uchino | 1995-06-13 |
| 5416765 | Optical head for use in an optical disk apparatus | Hideki Aikoh | 1995-05-16 |
| 5387545 | Impurity diffusion method | Yukihiro Kiyota, Takahiro Onai, Taroh INADA | 1995-02-07 |