Naohito Sasaki

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Anti-reflection coating and optical member comprising same
- Patent number 10,782,452
- Issue date Sep 22, 2020
- Ricoh Imaging Company, Ltd.
- Takaaki Tamada
- G02 - OPTICS
Information Patent Grant
Anti-reflection coating and optical member comprising same
- Patent number 9,581,733
- Issue date Feb 28, 2017
- Ricoh Imaging Company, Ltd.
- Takaaki Tamada
- G02 - OPTICS
Information Patent Grant
Optical device and single lens reflex camera
- Patent number 9,179,049
- Issue date Nov 3, 2015
- Ricoh Imaging Company, Ltd.
- Naohito Sasaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Imaging device including an optical member having a water-repellent...
- Patent number 7,684,113
- Issue date Mar 23, 2010
- Hoya Corporation
- Kazuhiro Yamada
- G02 - OPTICS
Information Patent Grant
Objective lens
- Patent number 7,280,276
- Issue date Oct 9, 2007
- PENTAX Corporation
- Daisuke Koreeda
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
ANTI-REFLECTION COATING AND OPTICAL MEMBER COMPRISING SAME
- Publication number 20170131436
- Publication date May 11, 2017
- RICOH IMAGING COMPANY, LTD.
- Takaaki TAMADA
- G02 - OPTICS
Information Patent Application
Anti-reflection Coating and Optical Member Comprising Same
- Publication number 20150055222
- Publication date Feb 26, 2015
- RICOH IMAGING COMPANY, LTD.
- Takaaki TAMADA
- G02 - OPTICS
Information Patent Application
Optical Device and Single Lens Reflex Camera
- Publication number 20140168499
- Publication date Jun 19, 2014
- RICOH IMAGING COMPANY, LTD.
- Naohito Sasaki
- G02 - OPTICS
Information Patent Application
METHOD FOR MANUFACTURING A DUST-PROOFING AND LIGHT-TRANSMITTING MEM...
- Publication number 20090011243
- Publication date Jan 8, 2009
- HOYA CORPORATION
- Kazuhiro YAMADA
- G02 - OPTICS
Information Patent Application
IMAGING DEVICE
- Publication number 20080024863
- Publication date Jan 31, 2008
- PENTAX CORPORATION
- Kazuhiro YAMADA
- G02 - OPTICS
Information Patent Application
Objective lens
- Publication number 20050057811
- Publication date Mar 17, 2005
- PENTAX CORPORATION
- Daisuke Koreeda
- G02 - OPTICS