Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7630152 | Optical pickup device, and optical disc device | Masahiro Inata, Kanji Wakabayashi | 2009-12-08 |
| 7607897 | Reciprocating compressor | Satoshi Watanabe, Minoru Kanaizuka, Yasunori Hujita, Ryosuke Izawa, Toshiaki Kuribara +1 more | 2009-10-27 |
| D587274 | Disc cartridge | Masahiro Inata, Teruyuki Takizawa, Kozo Ezawa | 2009-02-24 |
| D587275 | Disc cartridge | Masahiro Inata, Teruyuki Takizawa, Kozo Ezawa | 2009-02-24 |
| 7317675 | Method of manufacturing optical head | Hideki Nakata, Hideki Aikoh | 2008-01-08 |
| 7317672 | Optical head | Hideki Nakata, Hideki Aikoh | 2008-01-08 |
| 7209411 | Method of manufacturing optical head | Hideki Nakata, Hideki Aikoh | 2007-04-24 |
| 7209412 | Optical head and optical disk drive unit therewith | Takayuki Nagata, Hideki Nakata | 2007-04-24 |
| 7061834 | Optical head and disk recording and reproducing apparatus | Hideki Nakata, Takayuki Nagata | 2006-06-13 |
| 7036134 | Optical head and method of manufacturing the same | Hideki Nakata, Hideki Aikoh, Kenichi Miyamori, Takuya Wada | 2006-04-25 |
| 6865743 | Optical head and method of manufacturing the same | Hideki Nakata, Hideki Aikoh, Kenichi Miyamori, Takuya Wada | 2005-03-08 |
| 6831882 | Optical head and optical head feeder | Makoto Takashima, Hideki Aikoh, Hideki Nakata, Tadashi Kuroda, Toru Tanaka | 2004-12-14 |
| 6310852 | Optical recording/reproducing apparatus | Hideki Aikoh, Hideki Nakata, Hiromichi FURUKAWA | 2001-10-30 |
| 5999501 | Objective lens actuator and method for producing the same | Takuya Wada, Satoshi Obase, Tohru Nakamura | 1999-12-07 |
| 5881033 | Objective lens actuator having a high degree of design freedom | Yutaka Murakami | 1999-03-09 |
| 5751688 | Optical disc clamp mechanism for use in selectively clamping a mini disc or a compact disc in an optical disc apparatus | Osamu Mizuno, Tohru Nakamura, Hideki Aikoh, 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, Tohru Nakamura, Hideki Aikoh, Masanari Mohri | 1997-07-08 |
| 5586105 | Optical disc clamp mechanism and adapter for use in an optical disc apparatus | Osamu Mizuno, Tohru Nakamura, Hideki Aikoh, Masanari Mohri | 1996-12-17 |
| 5488603 | Optical information recording reproducing apparatus with first and second electrokinetic transducers at respective distances | Tohru Nakamura, Takuya Wada, Hiroyuki Nakamura | 1996-01-30 |
| 5475661 | Objective lens actuator having frame-shaped leaf springs for minimizing focusing and tracking errors | Tohru Nakamura | 1995-12-12 |
| 5373496 | Objective lens actuator having rodlike elastic members supporting U-shaped lens holder | Tohru Nakamura, Atsufumi Ishizuka | 1994-12-13 |
| 5319497 | Lens drive device with lens holder carrying drive flux generating magnets | Kanji Wakabayashi, Tohru Nakamura, Noboru Kikuchi | 1994-06-07 |
| 5241528 | Optical pickup | Masanari Mohri, Atsushi Ishizuka, Tohru Nakamura, Shinichi Tanaka | 1993-08-31 |
| 5224083 | Objective lens driving apparatus | Kanji Wakabayashi, Tohru Nakamura, Noboru Kikuchi | 1993-06-29 |
| 5044729 | Objective lens actuator | Tohru Nakamura, Noboru Kikuchi, Masanari Mohri | 1991-09-03 |