Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9869591 | Cars microscope | — | 2018-01-16 |
| 9542969 | Optical recording medium and optical information playback method | Takao Watanabe, Manabu Shiozawa, Koichi Watanabe | 2017-01-10 |
| 9354434 | Optical apparatus | — | 2016-05-31 |
| 9297980 | Optical device for transmission-type scanning by moving scanning beam without moving observation sample | — | 2016-03-29 |
| 9019507 | Optical apparatus | Masataka Shirai, Koichi Watanabe | 2015-04-28 |
| 8964517 | Optical apparatus | — | 2015-02-24 |
| 8690221 | Working vehicle | Yuzuru Tsukahara, Shinji Ohmi | 2014-04-08 |
| 8451703 | Optical pickup and optical information recording and reproducing apparatus | Eriko Tatsu, Tomoto Kawamura | 2013-05-28 |
| 8400899 | Optical pickup device with detection optical system | — | 2013-03-19 |
| 8315147 | Multilayer optical recording medium having three or more recording layers with reduced interlayer crosstalk | Akemi Hirotsune, Takahiro Kurokawa | 2012-11-20 |
| 8270281 | Optical pickup device and optical disc apparatus using same | Toshiteru Nakamura, Nobuo Nakai | 2012-09-18 |
| 8184509 | Optical pickup device and optical disk device using the same | Toshiteru Nakamura, Nobuo Nakai | 2012-05-22 |
| 8165004 | Optical pickup device | — | 2012-04-24 |
| 8107348 | Optical pickup apparatus for use on a multi-layered optical information storage medium | — | 2012-01-31 |
| 8036090 | Optical pickup device | — | 2011-10-11 |
| 8036091 | Optical pick-up and optical information recording and reproducing apparatus | Eriko Tatsu, Tatsuro Ide, Kazuyoshi Yamazaki | 2011-10-11 |
| 7965610 | Optical pickup device | Harukazu Miyamoto | 2011-06-21 |
| 7965594 | Optical pickup and optical disc apparatus | Toshiteru Nakamura, Kunikazu Ohnishi, Toshio Sugiyama | 2011-06-21 |
| 7933188 | Optical pickup | Tatsuro Ide, Koichi Watanabe | 2011-04-26 |
| 7796488 | Optical pickup apparatus | Takeshi Shimano | 2010-09-14 |
| 7664005 | Optical pickup apparatus | Takeshi Shimano | 2010-02-16 |
| 7639588 | Optical disc drive apparatus | Takeshi Shimano | 2009-12-29 |
| 6965552 | Mounting method for optical device and optical head equipment | Masahide Tokuda, Kimio Tatsuno, Hirohisa Sano, Takeshi Shimano | 2005-11-15 |
| 6782018 | Diode laser module and application equipment | Kimio Tatsuno, Masahide Tokuda, Takeshi Shimano, Hirohisa Sano | 2004-08-24 |
| 6573578 | Photo semiconductor integrated circuit device and optical recording reproducing apparatus | Kenji Maio, Takeshi Doi, Yoichi Tamaki, Takeshi Shimano | 2003-06-03 |