Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11656540 | Illumination device and projector | Masa Tanaka | 2023-05-23 |
| 11353783 | Illumination device and projector | Masa Tanaka | 2022-06-07 |
| 10782602 | Projection display device | Mariko Obinata, Masa Tanaka | 2020-09-22 |
| 10701327 | Projection display apparatus | Yoshihisa Sato, Hiroyuki Yanagisawa, Masa Tanaka | 2020-06-30 |
| 10091478 | Projection display apparatus | Yoshihisa Sato, Hiroyuki Yanagisawa, Masa Tanaka | 2018-10-02 |
| 9176341 | Display apparatus | Tetsuro Kuwayama, Satoshi Tomioka, Yutaka Imai | 2015-11-03 |