Issued Patents All Time
Showing 76–100 of 103 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7165845 | Image display device and projector | Takashi Takeda | 2007-01-23 |
| 7119826 | Oranic EL array exposure head, imaging system incorporating the same, and array-form exposure head fabrication process | Shigeo Nojima, Yujiro Nomura | 2006-10-10 |
| 7081912 | Optical writing head such as organic EL array exposure head, method of manufacturing the same, and image forming apparatus using the same | Hideya Seki | 2006-07-25 |
| 7071611 | Display panel, method of manufacturing display panel, and display apparatus | Takashi Takeda, Tetsuro Yamazaki | 2006-07-04 |
| 7031065 | Spatial light modulator and projector | Daisuke Uchikawa, Shunji Kamijima, Kazuhisa Mizusako | 2006-04-18 |
| 6981773 | Projector | Shunji Kamijima | 2006-01-03 |
| 6937378 | Optically controlled device, method of controlling the optically controlled device, spatial light modulator, and projector | Tetsuro Yamazaki, Takashi Takeda | 2005-08-30 |
| 6801193 | Digital drive apparatus and image display apparatus using the same | Junichi Nakamura, Hideya Seki | 2004-10-05 |
| 6757455 | Micromachine and manufacturing method therefor | Shunji Kamijima, Takashi Takeda, Takao Nishikawa | 2004-06-29 |
| 6591037 | Optical switching element and image display device | — | 2003-07-08 |
| 6470115 | Optical switching element and image display device | — | 2002-10-22 |
| 6438282 | Optical switching device and image display device | Takashi Takeda, Hirokazu Ito, Shunji Kamijima | 2002-08-20 |
| 6381381 | Optical switching device and image display device | Takashi Takeda, Hirokazu Ito, Shunji Kamijima | 2002-04-30 |
| 6198566 | Optical switching device, picture display and projection apparatus | Takashi Takeda | 2001-03-06 |
| 6014360 | Optical recording medium having a track pitch less than the wavelength of a laser beam | Toshio Arimura, Takao Miyazawa | 2000-01-11 |
| 5825022 | Polarizer, including thin polarizing film, optical element with polarizer, optical head with polarizer and methods and apparatus for forming same | Taro Takekoshi, Takashi Takeda, Toshio Arimura | 1998-10-20 |
| 5680384 | Laser emission unit, optical head and optical memory device | Hideya Seki, Toshio Arimura, Takashi Takeda | 1997-10-21 |
| 5673241 | Focus detection mechanism and optical head and optical storage device that use it | Fumio Koyama, Takashi Takeda, Toshio Arimura, Hidefumi Sakata, Osamu Yokoyama | 1997-09-30 |
| 5602383 | Optical apparatus for optically reading and recording information | Taro Takekoshi | 1997-02-11 |
| 5581523 | Laser emission unit, optical head and optical memory device | Hideya Seki, Toshio Arimura, Takashi Takeda | 1996-12-03 |
| 5436876 | Optical head and optical memory device | Osamu Yokoyama, Hideaki Iwano, Hidefumi Sakata, Takashi Takeda, Tetsuya Seki +1 more | 1995-07-25 |
| 5151890 | Optical system for optical memory device | — | 1992-09-29 |
| 4933924 | Optical head and magneto-optical read/write device | — | 1990-06-12 |
| 4866593 | Photosensitive printing apparatus | Teiji Miura, Toshihide Okamura, Nobumasa Abe, Hidetoshi Yoshitaki, Hideo Yamazaki | 1989-09-12 |
| 4779250 | Magneto-optical signal read-out system using divided photodetector | Shigeru Kogure | 1988-10-18 |