Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11774649 | Optical element and optical apparatus | Toshiki Nakamura, Yoshitake Tanno, Yasushi Tsutsumi, Naomi Matsumoto | 2023-10-03 |
| 11656456 | Optical element and optical apparatus | Toshiki Nakamura, Masaru Eguchi, Yoshitake Tanno, Naomi Matsumoto | 2023-05-23 |
| 10976522 | Imaging optical system | Eijiroh Tada | 2021-04-13 |
| 10698183 | Imaging optical system | Eijiroh Tada | 2020-06-30 |
| 10209494 | Imaging optical system | Akitoshi Usui | 2019-02-19 |
| 10082648 | Imaging optical system | Akitoshi Usui | 2018-09-25 |
| 9874734 | Zoom optical system and imaging apparatus provided with the same | Eijiroh Tada | 2018-01-23 |
| 9429767 | Imaging optical system | — | 2016-08-30 |
| 8570668 | Imaging optical system and imaging apparatus | Eijiroh Tada, Koichi Maruyama | 2013-10-29 |
| 8395854 | Imaging optical system and imaging apparatus | Eijiroh Tada | 2013-03-12 |
| 8305449 | Apparatus for detecting focus | Koichi Sato, Kazuo Sugitani | 2012-11-06 |
| 8213785 | Focus detection optical system | — | 2012-07-03 |
| 7889426 | Diffractive lens and scanning lens formed with diffractive lens | Shuichi Takeuchi | 2011-02-15 |
| 7375869 | Tandem type scanning optical system | — | 2008-05-20 |
| 7193759 | Scanning optical system | Shuichi Takeuchi | 2007-03-20 |
| 7042607 | Scanning optical system | — | 2006-05-09 |
| 7023595 | Scanning optical system | — | 2006-04-04 |
| 6961163 | Scanning optical system | — | 2005-11-01 |
| 6954296 | Scanning optical system | — | 2005-10-11 |
| 6954222 | Manufacturing method of scanning optical system | Takashi Iizuka | 2005-10-11 |
| 6937376 | Scanning optical system | — | 2005-08-30 |
| 6898025 | Projection aligner and optical system therefor | Shuichi Takeuchi | 2005-05-24 |
| 6873466 | Scanning optical system | Yoshihiro Hama, Yasushi Suzuki, Shimpei Shinozaki, Toshimitsu Saito | 2005-03-29 |
| 6853470 | Scanning optical system | — | 2005-02-08 |
| 6831763 | Scanning optical system | — | 2004-12-14 |