Tsunetaka Ema

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Tsukuba-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical connector and optical fiber connecting system
- Patent number 7,637,673
- Issue date Dec 29, 2009
- 3M Innovative Properties Company
- Tomayasu Oike
- G02 - OPTICS
Information Patent Grant
Optical connector and optical fiber connecting system
- Patent number 7,556,438
- Issue date Jul 7, 2009
- 3M Innovative Properties Company
- Tomayasu Oike
- G02 - OPTICS
Information Patent Grant
Optical connector
- Patent number 7,452,138
- Issue date Nov 18, 2008
- Fujikura Ltd.
- Daigo Saito
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Optical Connector and Optical Fiber Connecting System
- Publication number 20080304795
- Publication date Dec 11, 2008
- Tomayasu Oike
- G02 - OPTICS
Information Patent Application
Optical Connector and Optical Fiber Connecting System
- Publication number 20080247710
- Publication date Oct 9, 2008
- Tomoyasu Oike
- G02 - OPTICS
Information Patent Application
Optical connector
- Publication number 20080075407
- Publication date Mar 27, 2008
- FUJIKURA LTD.
- Daigo Saito
- G02 - OPTICS