Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12424927 | Power conversion device with loss minimization and synchronized detection and switching frequency changing | Takato TOI, Takaharu ISHIBASHI | 2025-09-23 |
| 12149066 | DC power distribution system | Kenichi FUKUNO, Takaharu ISHIBASHI, Takushi Jimichi | 2024-11-19 |
| 11824353 | DC power distribution system | Kenichi FUKUNO, Takaharu ISHIBASHI, Takushi Jimichi | 2023-11-21 |
| 8714752 | Projection display device | Kuniko Kojima, Akihiro Yamada | 2014-05-06 |
| 8469525 | Projection-type display apparatus | Kuniko Kojima, Tomohiro Sasagawa | 2013-06-25 |
| 8403494 | Projection-type display apparatus with a projection optical system configured to reduce speckle | Kuniko Kojima, Tomohiro Sasagawa, Yuzo Nakano | 2013-03-26 |
| 8274736 | Transmission-type screen, projection-type display device, and image displaying method | Takao Endo, Yuzo Nakano | 2012-09-25 |
| 8035894 | Transparent screen, projection display device, and image display method | Takao Endo, Yuzo Nakano | 2011-10-11 |
| 8002482 | Transparent screen, projection display device, and method of receiving control signal light | Takao Endo, Yuzo Nakano | 2011-08-23 |
| 7950808 | Project display apparatus having diffusion element for reducing speckle | Kuniko Kojima | 2011-05-31 |
| 7872801 | Fresnel lens sheet, light-transmission screen, and projection image display apparatus | Kuniko Kojima, Norihiro Watanabe, Yuzo Nakano, Takao Endo | 2011-01-18 |
| 6300168 | Method of manufacturing a semiconductor device | — | 2001-10-09 |
| 6118178 | Circuit film utilizing a power supply and ground connections | — | 2000-09-12 |