Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10795115 | Shooting apparatus and focusing method | Satoshi Okawa, Takeshi Kindaichi | 2020-10-06 |
| 10721387 | Lens driving apparatus and lens driving method | — | 2020-07-21 |
| 7327521 | Colored light synthesis element and projection device therewith | — | 2008-02-05 |
| 7128423 | Illumination apparatus, and image capturing apparatus and projector apparatus using this illumination apparatus | Shinichi Imade, Shinzo Matsui, Kazunari Hanano, Naoto Shimada, Katsunori Kumai | 2006-10-31 |
| 6962007 | Method and device for drying substrate | Norio Maeda, Koji Sumi, Hiroshi Aihara, Masao Oono | 2005-11-08 |
| 6905214 | Illumination apparatus and display apparatus using the illumination apparatus | — | 2005-06-14 |
| 6181666 | Optical pickup | Yasuhiro Miyazaki, Koichi Tamura, Keiji Mukawa, Etsuyasu Kondo | 2001-01-30 |
| 5583836 | Optical recording/reproducing apparatus capable of multi-track access for simultaneous multitrack recording/reproduction | Takao Rokutan, Mitsuo Oshiba, Takefumi Sakurada, Takumi Sugaya | 1996-12-10 |
| 5568458 | Optical information recording and reproducing apparatus in which reproducing light is used to perform servo control having no offset at recording mode | Takumi Sugaya, Takao Rokutan, Mitsuo Oshiba, Takefumi Sakurada | 1996-10-22 |
| 5511051 | Optical recording/reproducing apparatus capable of multi-track access for simultaneous multirack recording/reproduction | Takao Rokutan, Mitsuo Oshiba, Takefumi Sakurada, Takumi Sugaya | 1996-04-23 |
| 5475665 | Optical information writing and reading apparatus having two light sources | Mitsuo Oshiba | 1995-12-12 |
| 5471454 | Optical head having semiconductor laser | — | 1995-11-28 |
| 5438563 | Optical information recording/reproducing device which simultaneously reproduces information from plural tracks and optical information recording/reproducing method | Mitsuo Oshiba, Takefumi Sakurada, Takumi Sugaya, Takao Rokutan | 1995-08-01 |
| 5414683 | Optical head using image sensor of XY address type in photo detector | — | 1995-05-09 |
| 5402399 | Apparatus and method for reproducing information data from optical cards | Mitsuo Oshiba, Takefumi Sakurada, Takumi Sugaya, Takao Rokutan | 1995-03-28 |
| 5400308 | Optical information recording/reproducing device capable of recording information on a moving medium and reproducing information by using reproducing light beams | Takumi Sugaya, Takao Rokutan, Mitsuo Oshiba, Takefumi Sakurada | 1995-03-21 |
| 5398225 | Optical information recording/regenerating apparatus and track scanning method for an optical information recording/regenerating apparatus | Takumi Sugaya, Takao Rokutan, Mitsuo Oshiba, Takefumi Sakurada | 1995-03-14 |
| 5394385 | Optical information recording/reproducing apparatus for performing positioning of recording/reproducing spot by selection of pairs of photo detecting elements | Takefumi Sakurada, Takumi Sugaya, Takao Rokutan, Mitsuo Oshiba, Akira Shirai | 1995-02-28 |
| 5233596 | Optical recording/reproducing apparatus including both automatic power control and temperature-based drive current control | — | 1993-08-03 |