Katsuto Kojima

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electromagnetic relay apparatus
- Patent number 6,621,394
- Issue date Sep 16, 2003
- NEC Tokin Iwate Ltd.
- Tsutomu Ono
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electromagnetic relay
- Patent number 5,894,253
- Issue date Apr 13, 1999
- NEC Corporation
- Kazuhiro Ichikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Surface mount type leadless electromagnetic relay
- Patent number 5,673,011
- Issue date Sep 30, 1997
- NEC Corporation
- Naoto Okihara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Polarized electromagnetic relay
- Patent number 4,614,927
- Issue date Sep 30, 1986
- NEC Corporation
- Nobuo Mikami
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Electromagnetic relay apparatus
- Publication number 20030034863
- Publication date Feb 20, 2003
- NEC TOKIN IWATE LTD.
- Tsutomu Ono
- H01 - BASIC ELECTRIC ELEMENTS