Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1088096 | Camera lens | Koji Nagaoka | 2025-08-12 |
| D1087205 | Camera lens | Koji Nagaoka | 2025-08-05 |
| 12343991 | Processing method and processing apparatus | Hideki Okada, Hirokazu Sekino | 2025-07-01 |
| 12337337 | Liquid ejection nozzle and liquid ejection device | Tomoki ABE | 2025-06-24 |
| D1057804 | Camera lens | Koji Nagaoka | 2025-01-14 |
| D1056998 | Camera lens | Koji Nagaoka | 2025-01-07 |
| D1039589 | Camera lens | Koji Nagaoka | 2024-08-20 |
| D1039588 | Camera lens | Koji Nagaoka | 2024-08-20 |
| 11768427 | Projector | Kaname Nagatani | 2023-09-26 |
| 11714342 | Projector having a cooling device | Kaname Nagatani | 2023-08-01 |
| 11573484 | Projector | Kaname Nagatani | 2023-02-07 |
| 11460760 | Projector | Kaname Nagatani | 2022-10-04 |
| D937926 | Camera lens | Koji Nagaoka | 2021-12-07 |
| D918285 | Camera lens | Koji Nagaoka | 2021-05-04 |
| 10866496 | Projector | Kaname Nagatani | 2020-12-15 |
| 10845563 | Camera accessory including a plurality of contact terminals | Takao Goto, Koji Nagaoka, Takayuki Funaoka | 2020-11-24 |
| 10831084 | Camera accessory including a plurality of contact terminals | Takao Goto, Koji Nagaoka, Takayuki Funaoka | 2020-11-10 |
| D898103 | Camera lens | Koji Nagaoka | 2020-10-06 |
| D898104 | Camera lens | Koji Nagaoka | 2020-10-06 |
| D885463 | Camera lens | Koji Nagaoka | 2020-05-26 |
| D885462 | Camera lens and intermediate adapter for a camera | Koji Nagaoka | 2020-05-26 |
| D870185 | Digital camera | Koji Nagaoka | 2019-12-17 |
| 7978966 | Image capturing device | — | 2011-07-12 |