Issued Patents All Time
Showing 76–100 of 106 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6433349 | Charged-particle beam irradiation method and system | Kazuo Hiramoto, Koji Matsuda | 2002-08-13 |
| 6346157 | Manufacturing method of suspension spring for car | Yoshiyuki Takezawa, Kazuo Ichiki, Naoki Tadakuma, Takahiro Tanae | 2002-02-12 |
| 6343058 | Optical pickup device applicable to two kinds of recording media with minimized deterioration of a beam spot | Yoshitaka Takahashi | 2002-01-29 |
| 6316776 | Charged particle beam apparatus and method for operating the same | Kazuo Hiramoto, Koji Matsuda, Tetsuro Norimine, Masahiro Tadokoro | 2001-11-13 |
| 6272098 | Optical disk apparatus compatible with different types of mediums and comprising optical path separating means | Yoshitaka Takahashi | 2001-08-07 |
| 6265837 | Charged-particle beam irradiation method and system | Kazuo Hiramoto, Koji Matsuda | 2001-07-24 |
| 6240053 | Optical pickup device | — | 2001-05-29 |
| 6218675 | Charged particle beam irradiation apparatus | Kazuo Hiramoto, Koji Matsuda, Tetsuro Norimine | 2001-04-17 |
| 6195315 | Optical disk apparatus compatible with different types of mediums | Yoshitaka Takahashi | 2001-02-27 |
| 6191045 | Method of treating surface of sample | Motohiko Yoshigai, Hiroshi Hasegawa, Takafumi Tokunaga, Tadashi Umezawa, Masayuki Kojima +3 more | 2001-02-20 |
| 6126287 | Operation microscope | — | 2000-10-03 |
| 6122241 | Optical pick-up device for processing central and peripheral optical signal components | Masahiko Nakayama | 2000-09-19 |
| 6087672 | Charged particle beam irradiation system and irradiation method thereof | Koji Matsuda, Kazuo Hiramoto | 2000-07-11 |
| 6043095 | Method of evaluating separation and exhalation performance of volatile matters in boiling apparatus used in production of beer or malt liquors | Yutaka Mitani, Fumito Ishida | 2000-03-28 |
| 6041032 | Disk changer with trays movable between retaining and drawn-out positions | Nobuo Ishida, Jun Togashi, Tomomichi Kimura, Kiyoshi Morikawa, Yoshihumi Nakayama +2 more | 2000-03-21 |
| 5995282 | Operation microscope | Yuichi Sugino | 1999-11-30 |
| 5991246 | Device for carrying a disc player in an automatic disc changer | Kiyoshi Morikawa, Yoshihumi Nakayama, Jun Togashi, Nobuo Ishida, Tomomichi Kimura +2 more | 1999-11-23 |
| 5986274 | Charged particle irradiation apparatus and an operating method thereof | Kazuo Hiramoto, Koji Matsuda, Tetsuo Norimine | 1999-11-16 |
| 5969367 | Charged particle beam apparatus and method for operating the same | Kazuo Hiramoto, Koji Mtsuda | 1999-10-19 |
| 5894466 | Optical pickup device for accessing each of optical disks of different types | — | 1999-04-13 |
| 5870370 | Optical pickup apparatus | Yoshitaka Takahashi, Masami Emoto | 1999-02-09 |
| 5717678 | Optical pickup device for accessing each of optical disks of different types | — | 1998-02-10 |
| 5694385 | Optical pickup apparatus | Yoshitaka Takahashi, Masami Emoto | 1997-12-02 |
| 5572323 | Infinitesimal displacement measuring apparatus and optical pick-up unit | Hideo Maeda | 1996-11-05 |
| 5488599 | Optical pick-up device with a multifunctional prism | Yoshitaka Takahashi | 1996-01-30 |