Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8777421 | Projection optical system | Atsushi Takaura, Kazuhiro Fujita, Issei Abe, Akihiro Yamakage, Osamu Nagase | 2014-07-15 |
| 8641208 | Refractive optics and projection display apparatus | Ryuhei Amano, Takashi Ikeda, Kazuhisa Takahashi, Osamu Nagase | 2014-02-04 |
| 8529070 | Projection optical apparatus | Atsushi Takaura, Kazuhiro Fujita, Issei Abe, Akihiro Yamakage, Osamu Nagase | 2013-09-10 |
| 8087789 | Projection optical system and projection display device | Ryuhei Amano, Takashi Ikeda, Shinichi Okuno, Osamu Nagase | 2012-01-03 |
| 5311364 | Reading lens for scanner | Yuichiro Kanoshima, Taira Kouchiwa, Kiichiro Nishina, Kohji Ichimiya, Naomi Harada | 1994-05-10 |