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Hyogo, JP
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Patents Grants
last 30 patents
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Patent Grant
Differential magneto-resistive head pre-amplifiers for single polar...
Patent number
7,187,513
Issue date
Mar 6, 2007
Renesas Technology America, Inc.
Takehiko Umeyama
G11 - INFORMATION STORAGE
Information
Patent Grant
Amplifier with capacitive feedback for driving a magneto-resistive...
Patent number
5,986,840
Issue date
Nov 16, 1999
Mitsubishi Denki Kabushiki Kaisha
Masashige Tada
G11 - INFORMATION STORAGE
Information
Patent Grant
Charge pump circuit and phase locked loop circuit using the charge...
Patent number
5,663,686
Issue date
Sep 2, 1997
Mitsubishi Denki Kabushiki Kaisha
Masashige Tada
G05 - CONTROLLING REGULATING
Information
Patent Grant
Charge pumping circuit and PLL circuit
Patent number
5,625,306
Issue date
Apr 29, 1997
Mitsubishi Denki Kabushiki Kaisha
Masashige Tada
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Semiconductor integrated circuit
Patent number
5,302,892
Issue date
Apr 12, 1994
Mitsubishi Denki Kabushiki Kaisha
Masashige Tada
G01 - MEASURING TESTING
Patents Applications
last 30 patents
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Patent Application
Differential magneto-resistive head pre-amplifiers for single polar...
Publication number
20030231419
Publication date
Dec 18, 2003
Takehiko Umeyama
G11 - INFORMATION STORAGE