Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12298596 | Optical system and projector | Hitoshi Hirano, Yasuyuki Kiyama, Yuta Ito | 2025-05-13 |
| 12235465 | Projection system and projector | Hitoshi Hirano, Nobutaka Minefuji | 2025-02-25 |
| 12007678 | Projection system and projector with first optical system and second optical system | Yasuyuki Kiyama, Hitoshi Hirano, Nobutaka Minefuji | 2024-06-11 |
| 11435565 | Projection system and projection-type image display apparatus | Toshihiko Sakai | 2022-09-06 |
| 10895719 | Projection system and projector | Toshihiko Sakai | 2021-01-19 |
| 10782510 | Projection system and projector with light-shielding mask | Takateru Mori, Shuji Narimatsu | 2020-09-22 |
| 10754231 | Projector | Takanori Fukuyama, Nobuyuki Otsuki | 2020-08-25 |
| 10571786 | Projection system and projection-type image display apparatus | Shoichiro Toyoda | 2020-02-25 |
| 10574935 | Projection optical system and projection type image display device | — | 2020-02-25 |
| 10539766 | Projection optical system and projection image display device | Nobutaka Minefuji | 2020-01-21 |
| 10503057 | Projection lens and projector | Naoto Takehana, Takateru Mori | 2019-12-10 |
| 10473902 | Projection system and projection-type image display apparatus | — | 2019-11-12 |
| 9740086 | Wide field angle projection system and projection-type image display apparatus | — | 2017-08-22 |
| 9348124 | Projection system and projection-type image display apparatus | — | 2016-05-24 |