Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12169354 | Projection-type display device | Atsushi Kato, Yufei Mei | 2024-12-17 |
| 11982932 | Projection display device | Shigeru Taguchi, Yufei Mei | 2024-05-14 |
| 10634981 | Light source device and projection type display apparatus | Yufei Mei | 2020-04-28 |
| 10372028 | Light source device and projection type display apparatus | Yufei Mei | 2019-08-06 |
| 8777421 | Projection optical system | Atsushi Takaura, Kazuhiro Fujita, Issei Abe, Osamu Nagase, Yoshitsugu Kohno | 2014-07-15 |
| 8529070 | Projection optical apparatus | Atsushi Takaura, Kazuhiro Fujita, Issei Abe, Osamu Nagase, Yoshitsugu Kohno | 2013-09-10 |
| 7345823 | Optical system, color information displaying method, optical deflecting device, and image projection displaying apparatus | Takeshi Nanjo, Masaaki Ishiyama, Seiichi Katoh, Koichi Ohtaka | 2008-03-18 |