Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8947755 | Optical scanning device and image display apparatus | Michio HATAGI | 2015-02-03 |
| 7656771 | Optical pickup and optical disc drive | Kenichi Shimada, Kunikazu Ohnishi | 2010-02-02 |
| 6238050 | Liquid crystal projector | Yutaka Matsuda, Masaharu Deguchi, Hisao Inage, Takashi Kakuda | 2001-05-29 |
| 6065838 | Liquid crystal projector | Yutaka Matsuda, Masaharu Deguchi, Hisao Inage, Takashi Kakuda | 2000-05-23 |
| 5743612 | Liquid crystal projector | Yutaka Matsuda, Kenji Sato | 1998-04-28 |
| 5295018 | Polarization transforming optics, polarizing beam splitter and liquid crystal display | Hiroshi Jitsukata, Tetsu Ohishi, Kyohei Fukuda | 1994-03-15 |
| 5255122 | Projection lens system for projection type television | Takahiko Yoshida, Hiroki Yoshikawa, Masayuki Muranaka, Isao Yoshizaki | 1993-10-19 |
| 5162897 | Projection type stereoscopic image display system | Hiroshi Jitsukata, Kyohei Fukuda, Masaki Yoshii, Yasuo Amano | 1992-11-10 |
| 5066099 | Rear projection screen and method of producing the same | Takahoko Yoshida, Masayuki Muranaka, Hiroki Yoshikawa, Koji Hirata, Isao Yoshizaki +1 more | 1991-11-19 |