Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11940719 | Light source device, projector and light intensity distribution uniformization method | Hiromi Katayama | 2024-03-26 |
| 10928643 | Light source device including laser light sources, projector, and speckle reduction method for forming light by mixing diffused lights emitted from laser light source groups | — | 2021-02-23 |
| 10257480 | Projection display apparatus and projection method for projection display apparatus | — | 2019-04-09 |
| 9888220 | Light source device, projection-type display device, and light generation method | — | 2018-02-06 |
| 8390774 | Projection display apparatus | Isao Takahashi | 2013-03-05 |