Daisuke Hayasaka

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Yonezawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing a ferrule with an optical fiber
- Patent number 8,417,079
- Issue date Apr 9, 2013
- Yonezawa Electric Wire Co., Ltd.
- Daisuke Hayasaka
- G02 - OPTICS
Information Patent Grant
Method of producing a ferrule with an optical fiber
- Patent number 7,756,370
- Issue date Jul 13, 2010
- Yonezawa Electric Wire Co., Ltd.
- Daisuke Hayasaka
- G02 - OPTICS
Information Patent Grant
Optical connector
- Patent number 6,945,703
- Issue date Sep 20, 2005
- Yonezawa Electric Wire Co., Ltd.
- Daisuke Hayasaka
- G02 - OPTICS
Information Patent Grant
Optical connector plug
- Patent number 6,652,156
- Issue date Nov 25, 2003
- Sanwa Denki Kogyo Co., Ltd.
- Yuji Shinagawa
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
MANUFACTURING METHOD FOR OPTICAL CONNECTOR
- Publication number 20240192451
- Publication date Jun 13, 2024
- FUJIKURA LTD.
- Kenichi Ohmori
- G02 - OPTICS
Information Patent Application
MANUFACTURING METHOD FOR OPTICAL CONNECTOR
- Publication number 20240157498
- Publication date May 16, 2024
- FUJIKURA LTD.
- Kenichi Ohmori
- B24 - GRINDING POLISHING
Information Patent Application
METHOD OF PRODUCING A FERRULE WITH AN OPTICAL FIBER
- Publication number 20100101699
- Publication date Apr 29, 2010
- Yonezawa Electric Wire Co., Ltd.
- Daisuke Hayasaka
- G02 - OPTICS
Information Patent Application
Method of producing a ferrule with an optical fiber
- Publication number 20060269192
- Publication date Nov 30, 2006
- YONEZAWA ELECTRIC WIRE CO., LTD.
- Daisuke Hayasaka
- G02 - OPTICS
Information Patent Application
Optical connector
- Publication number 20040028343
- Publication date Feb 12, 2004
- Yonezawa Electric Wire Co., Ltd.
- Daisuke Hayasaka
- G02 - OPTICS
Information Patent Application
Optical connector plug
- Publication number 20020085815
- Publication date Jul 4, 2002
- Yuji Shinagawa
- G02 - OPTICS