Toshiyuki Irie

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Water-resistant structure of a lens barrel
- Patent number 8,508,873
- Issue date Aug 13, 2013
- Pentax Ricoh Imaging Company, Ltd.
- Makoto Iikawa
- G02 - OPTICS
Information Patent Grant
Lens position adjusting device
- Patent number 7,782,557
- Issue date Aug 24, 2010
- Hoya Corporation
- Yuji Kogure
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
WATER-RESISTANT STRUCTURE OF A LENS BARREL
- Publication number 20100214679
- Publication date Aug 26, 2010
- HOYA CORPORATION
- Makoto IIKAWA
- G02 - OPTICS
Information Patent Application
LENS POSITION ADJUSTING DEVICE
- Publication number 20070297785
- Publication date Dec 27, 2007
- PENTAX CORPORATION
- Yuji Kogure
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY