Ai Takumi

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Daito-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Composite lens
- Patent number 7,948,690
- Issue date May 24, 2011
- Sanyo Electric Co., Ltd.
- Ai Takumi
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR MANUFACTURING LENS, LENS AND OPTICAL DEVICE
- Publication number 20130107373
- Publication date May 2, 2013
- SANYO ELECTRIC CO., LTD.
- Ai TAKUMI
- G02 - OPTICS
Information Patent Application
METHOD OF MANUFACTURING LENS
- Publication number 20120193821
- Publication date Aug 2, 2012
- Sanyo Electric Co., Ltd.
- Ai Takumi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
COMPOSITE LENS
- Publication number 20090213476
- Publication date Aug 27, 2009
- Sanyo Electric Co., Ltd.
- Ai TAKUMI
- G02 - OPTICS