Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12222532 | Optical element and method for manufacturing the same | Kenta Sekikawa, Hiromichi Nagayama | 2025-02-11 |
| 12032193 | Optical element and method for manufacturing the same | Kenta Sekikawa, Hiromichi Nagayama | 2024-07-09 |
| 10605969 | Optical filter and device using the same | Atsushi Koyanagi | 2020-03-31 |
| 10048414 | Optical device, optical system, and imaging apparatus | Hiromichi Nagayama, Kenichi Shioya, Hiroki Hotaka | 2018-08-14 |
| 9753299 | Optical element | Hiroki Hotaka, Kensuke ONO, Takuji Nomura | 2017-09-05 |