Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5626411 | Light ray shift devices and projection display apparatus using the same | Yukio Takahashi, Takayuki Okimura | 1997-05-06 |
| 5583694 | Optical element and optical axis displacement device using the same | Yukio Takahashi, Takayuki Okimura | 1996-12-10 |
| 5300966 | Projector | Kazutake Uehira, Noboru Hagiwara, Kiyoshi Masuda, Shigenobu Sakai | 1994-04-05 |
| 5012228 | Method of operation for an active matrix type display device | Kiyoshi Masuda, Shigeto Kohda, Shigenobu Sakai, Kazuo Kimura | 1991-04-30 |