Ryuji Imai

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Nagoya-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Wired base plate and package for electronic parts
- Patent number 5,901,050
- Issue date May 4, 1999
- NGK Spark Plug Co., Ltd.
- Ryuji Imai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Integrated circuit package
- Patent number 5,721,453
- Issue date Feb 24, 1998
- NGK Spark Plug Co., Ltd.
- Ryuji Imai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multi-layer wiring board
- Patent number 5,479,138
- Issue date Dec 26, 1995
- NGK Spark Plug Co., Ltd.
- Masao Kuroda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Integrated circuit package having a multilayered wiring portion for...
- Patent number 5,468,997
- Issue date Nov 21, 1995
- NGK Spark Plug Co., Ltd.
- Ryuji Imai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Input/output terminal for electronic circuit device
- Patent number 5,442,145
- Issue date Aug 15, 1995
- NGK Spark Plug Co., Ltd.
- Ryuji Imai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Integrated circuit package in which impendance between signal pads...
- Patent number 5,331,204
- Issue date Jul 19, 1994
- NGK Spark Plug Co., Ltd.
- Masao Kuroda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multilayer ceramic substrate for mounting of semiconductor device
- Patent number 5,196,089
- Issue date Mar 23, 1993
- NGK Spark Plug Co., Ltd.
- Toshikatsu Takada
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Intermediate board, intermediate board with a semiconductor device,...
- Publication number 20040173891
- Publication date Sep 9, 2004
- NGK SPARK PLUG CO., LTD.
- Ryuji Imai
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...