Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11310448 | Imaging apparatus and optical low-pass filter | Yutaka Yamaguchi | 2022-04-19 |
| 10712636 | Polarization acquisition apparatus, image capturing apparatus and image capturing system | Rie Ishimatsu, Yutaka Yamaguchi | 2020-07-14 |
| 10627646 | Image pickup optical system and image pickup apparatus | Yoshiaki Ida | 2020-04-21 |
| 10534193 | Optical low pass filter and, image capturing apparatus and image capturing unit having the same | — | 2020-01-14 |
| 10317589 | Optical low-pass filter and image pickup apparatus | Kei Ueda, Yutaka Yamaguchi | 2019-06-11 |
| 10168452 | Antireflection coating, optical element, optical system and optical apparatus | Kazue Uchida | 2019-01-01 |
| 10073327 | Optical apparatus and image pickup apparatus | Rie Ishimatsu, Yutaka Yamaguchi | 2018-09-11 |
| 9864107 | Optical element with antireflection function and optical apparatus including the same | — | 2018-01-09 |
| 9841597 | Anti-reflection film, optical element including the same, and optical system | — | 2017-12-12 |
| 9709705 | Anti-reflection film and optical element having the same | Sayoko Amano, Yutaka Yamaguchi | 2017-07-18 |
| 9470903 | Image capturing apparatus | — | 2016-10-18 |
| 9417361 | Optical element, and optical system and optical apparatus using same | Sayoko Amano | 2016-08-16 |
| 9291748 | Anti-reflection structure with graded refractive index layer and optical apparatus including same | Hirokatsu Miyata, Masahiko Takahashi, Daisuke Sano | 2016-03-22 |
| 8717684 | Optical system and optical equipment including the same | Daisuke Sano, Takeharu Okuno | 2014-05-06 |
| 8333476 | Image projection apparatus and image display system | Reona Ushigome | 2012-12-18 |
| 8325267 | Image pickup apparatus comprising an image pickup optical system including an optical element having optical incident and optical emergent surfaces and a fine textured structure having a mean pitch shorter than a wavelength of visible light, and an image pickup unit configured to receive an image formed by the image pickup optical system, and meeting a specified diameter condition | — | 2012-12-04 |
| 8279526 | Optical system and image pickup apparatus having same | Sayoko Amano, Takehiko Nakai, Reona Ushigome, Takeharu Okuno, Daisuke Sano | 2012-10-02 |
| 7852565 | Color separation/combination prism and image-projection apparatus | — | 2010-12-14 |
| 7511889 | Color separation/combination prism and image-projection apparatus | — | 2009-03-31 |
| 7369186 | Polarizing beam splitter featuring stacked grating layers and display including the same | — | 2008-05-06 |
| 7301700 | Polarization beam splitter and optical system using the same, and image displaying apparatus, using the same | Keiji Ohtaka | 2007-11-27 |
| 7236655 | Polarization element and optical device using polarization element | Keiji Ohtaka | 2007-06-26 |
| 7155073 | Polarization element and optical device using polarization element | Keiji Ohtaka | 2006-12-26 |
| 7116478 | Polarization beam splitter and optical system using the same, and image displaying apparatus, using the same | Keiji Ohtaka | 2006-10-03 |
| 6919998 | Observation optical system and observation device | — | 2005-07-19 |