TETSURO SAITOH

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SENDAI-SHI, JP

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Patents Grantslast 30 patents

Information Patent Grant
Imaging module and imaging apparatus
- Patent number 9,912,854
- Issue date Mar 6, 2018
- Ricoh Company, Ltd.
- Tetsuro Saitoh
- G02 - OPTICS
Information Patent Grant
Density unevenness suppressing image forming apparatus and method
- Patent number 6,686,946
- Issue date Feb 3, 2004
- Ricoh Company, Ltd.
- Koji Masuda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical apparatus and method of manufacturing optical apparatus
- Patent number 6,577,332
- Issue date Jun 10, 2003
- Ricoh Company, Ltd.
- Yasuhiro Osawa
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
IMAGING MODULE AND IMAGING APPARATUS
- Publication number 20170195538
- Publication date Jul 6, 2017
- Tetsuro SAITOH
- G02 - OPTICS
Information Patent Application
Density unevenness suppressing image forming apparatus and method
- Publication number 20020051052
- Publication date May 2, 2002
- Koji Masuda
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
OPTICAL APPARATUS AND METHOD OF MANUFACTURING OPTICAL APPARATUS
- Publication number 20010012047
- Publication date Aug 9, 2001
- YASUHIRO OSAWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS