Takahiro Ichikawa

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Nagoya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Press molding die and manufacturing method of same
- Patent number 7,340,934
- Issue date Mar 11, 2008
- Toyota Jidosha Kabushiki Kaisha
- Takanori Kurokawa
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Optical wavelength converter with a semiconductor optical amplifier
- Patent number 7,064,891
- Issue date Jun 20, 2006
- Japan Science and Technology Agency
- Yoshinobu Maeda
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Press molding die and manufacturing method of same
- Publication number 20040194527
- Publication date Oct 7, 2004
- Toyota Jidosha Kabushiki Kaisha
- Takanori Kurokawa
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Optical function element and device
- Publication number 20030174393
- Publication date Sep 18, 2003
- Yoshinobu Maeda
- G02 - OPTICS