Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10315396 | Sheet for image display unit, laminate for image display unit, and image display unit | Akira Furuta | 2019-06-11 |
| 9977171 | Optical waveguide sheet, backlight unit, and portable terminal | Kenichi Harada | 2018-05-22 |
| 9588277 | Optical waveguide sheet, backlight unit, and portable terminal | Kenichi Harada | 2017-03-07 |
| 9581753 | Optical waveguide sheet, edge-lit backlight unit and laptop computer | Akira Furuta | 2017-02-28 |
| 9405054 | Light guide film, backlight unit for ultrathin liquid crystal display device and mobile computer, and method for producing light guide film | — | 2016-08-02 |
| 5745277 | Scanner optics and image formation apparatus using the same | Kazutake Boku, Motonobu Yoshikawa, Yoshiharu Yamamoto, Akinori Yusa | 1998-04-28 |
| 5657147 | Optical scanner | Motonobu Yoshikawa, Yoshiharu Yamamoto, Kazutake Boku, Akinori Yusa, Ken Morishima | 1997-08-12 |
| 5652611 | Optical scanning system and image forming apparatus employing same for electrophoto graphically forming images | Souji Ohba, Manabu Kitajima | 1997-07-29 |
| 5598292 | Method of designing a post-objective type optical scanner and product made by the method | Motonobu Yoshikawa, Yoshiharu Yamamoto | 1997-01-28 |