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Yukie Yoshinari
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Organic PTC thermistor
Patent number
6,842,103
Issue date
Jan 11, 2005
TDK Corporation
Yukie Yoshinari
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic PTC thermistor and making method
Patent number
6,778,062
Issue date
Aug 17, 2004
TDK Corporation
Tokuhiko Handa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Organic PTC thermistor
Patent number
6,607,679
Issue date
Aug 19, 2003
TDK Corporation
Tokuhiko Handa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic positive temperature coefficient thermistor and making method
Patent number
6,558,579
Issue date
May 6, 2003
TDK Corporation
Tokuhiko Handa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic positive temperature coefficient thermistor
Patent number
6,299,801
Issue date
Oct 9, 2001
TDK Corporation
Tokuhiko Handa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic positive temperature coefficient thermistor and manufacturi...
Patent number
6,143,206
Issue date
Nov 7, 2000
TDK Corporation
Tokuhiko Handa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic positive temperature coefficient thermistor
Patent number
6,090,314
Issue date
Jul 18, 2000
TDK Corporation
Tokuhiko Handa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic positive temperature coefficient thermistor
Patent number
5,945,034
Issue date
Aug 31, 1999
TDK Corporation
Tokuhiko Handa
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
Organic PTC thermistor
Publication number
20030218530
Publication date
Nov 27, 2003
TDK Corporation
Yukie Yoshinari
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Organic PTC thermistor and making method
Publication number
20030091829
Publication date
May 15, 2003
TDK Corporation
Tokuhiko Handa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Organic positive temperature coefficient thermistor and making method
Publication number
20020145130
Publication date
Oct 10, 2002
TDK Corporation
Tokuhiko Handa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Organic PTC thermistor
Publication number
20020093007
Publication date
Jul 18, 2002
TDK Corporation
Tokuhiko Handa
H01 - BASIC ELECTRIC ELEMENTS