Ken Agatsuma

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Zoom lens system and electronic imaging device using the same
- Patent number 8,094,382
- Issue date Jan 10, 2012
- Hoya Corporation
- Ken Agatsuma
- G02 - OPTICS
Information Patent Grant
Projection device
- Patent number 7,259,918
- Issue date Aug 21, 2007
- PENTAX Corporation
- Shohei Matsuoka
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
PROJECTING DEVICE
- Publication number 20100141908
- Publication date Jun 10, 2010
- Tohoku University
- Tatsuo Uchida
- G02 - OPTICS
Information Patent Application
ZOOM LENS SYSTEM AND ELECTRONIC IMAGING DEVICE USING THE SAME
- Publication number 20100128364
- Publication date May 27, 2010
- HOYA CORPORATION
- Ken AGATSUMA
- G02 - OPTICS
Information Patent Application
Optical Projection System and Projection Device Having the Same
- Publication number 20080123059
- Publication date May 29, 2008
- PENTAX CORPORATION
- Tetsuya ABE
- G02 - OPTICS
Information Patent Application
Projection device
- Publication number 20070014027
- Publication date Jan 18, 2007
- Ken Agatsuma
- G02 - OPTICS
Information Patent Application
Projection device
- Publication number 20070014026
- Publication date Jan 18, 2007
- Shohei Matsuoka
- G02 - OPTICS
Information Patent Application
Projection device
- Publication number 20070013875
- Publication date Jan 18, 2007
- Shohei Matsuoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Projecting device
- Publication number 20070013876
- Publication date Jan 18, 2007
- Ken Agatsuma
- G02 - OPTICS