Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12066608 | Zoom lens and image pickup apparatus | — | 2024-08-20 |
| 11835692 | Optical system and image pickup apparatus having the same | — | 2023-12-05 |
| 11493742 | Zoom lens, image pickup apparatus, and lens apparatus | Masato Katayose | 2022-11-08 |
| 11347026 | Imaging optical system and image projection apparatus | — | 2022-05-31 |
| 11243385 | Zoom lens and image pickup apparatus having the same | Masato Katayose | 2022-02-08 |
| 11169365 | Rear attachment lens and image pickup optical system using the same | — | 2021-11-09 |
| 10942361 | Optical system and image pickup apparatus | — | 2021-03-09 |
| 10845579 | Optical system and imaging apparatus | — | 2020-11-24 |
| 10216071 | Optical system and optical apparatus including the same | Saburo Sugawara, Makoto Takahashi | 2019-02-26 |
| 10139606 | Zoom lens for forming high-definition image and image projection apparatus having the same | — | 2018-11-27 |
| 10012815 | Projection optical system and projection type display apparatus using the same | — | 2018-07-03 |
| 9958652 | Imaging optical system, image projection optical system and image projection apparatus | — | 2018-05-01 |
| 9791679 | Imaging optical system for forming high-definition image and image projection apparatus having the same | — | 2017-10-17 |
| 9784951 | Imaging optical system utilizing a re-imaging method and image projection apparatus including the same | — | 2017-10-10 |
| 8873156 | Zoom lens and optical apparatus | — | 2014-10-28 |
| 8654449 | Zoom lens and image projection apparatus including the same | — | 2014-02-18 |
| 8400720 | Zoom lens and image projection apparatus including the same | — | 2013-03-19 |
| 7826147 | Zoom lens and image projection apparatus | Kazuhiro Inoko, Saburo Sugawara | 2010-11-02 |