IDiyas

For the Inventor, By the Inventor

Utsunomiya, Japan

Ryuji Ohmuro

USPTO Granted Patents = 15

 

Average Co-Inventor Count = 1.5

ph-index = 5

Forward Citations = 144(Granted Patents)


Location History:

  • Kanagawa, JP (1992)
  • Yokohama, JP (1990 - 1998)
  • Tochigi, JP (2007 - 2008)
  • Tokyo, JP (2008)
  • Tochigi-ken, JP (2008 - 2009)
  • Utsunomiya, JP (2012 - 2018)

Company Filing History:

goldMedal15 out of 90,631 
 
Canon Kabushiki Kaisha
 patents

Years Active: 1990-2018

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15 patents (USPTO):Explore Patents
1. 9885873 - Color separation optical system and image pickup apparatus including the same (2018-02-06),
2. 9641816 - Image pickup apparatus capable of selectively picking up a color image and a black-and-white image (2017-05-02),
3. 9065994 - Image pickup apparatus (2015-06-23),
4. 8922698 - Image pickup apparatus with removable ND filter (2014-12-30),
5. 8873153 - Camera apparatus and image pickup apparatus including the same (2014-10-28),
6. 8144237 - Image pickup optical system and image pickup apparatus (2012-03-27),
7. 7489871 - Light detection apparatus and free space optics communication apparatus (2009-02-10),
8. 7450855 - Optical detection apparatus and free-space optics communication apparatus (2008-11-11),
9. 7379674 - Optical transmission device (2008-05-27),
10. 7366420 - Optical transmission device (2008-04-29),
11. 7289737 - Communication optical system and free-space optics communication apparatus (2007-10-30),
12. 5777674 - Four color separation optical device (1998-07-07),
13. 5448413 - Apparatus for controlling the lens position of a zoom lens (1995-09-05),
14. 5134468 - Optical apparatus for varying the lengths of optical path of color (1992-07-28),
15. 4916529 - Imaging device utilizing solid-state image sensors combined with a (1990-04-10),
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