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Hiroshi Kushihara
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Nagano-ken, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Magnet wire bonding method and bonding structure
Patent number
11,253,947
Issue date
Feb 22, 2022
TAMAGAWA SEIKI CO., LTD.
Hiroshi Kushihara
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Phase modulation-type redundant two-phase-output resolver and signa...
Patent number
10,084,472
Issue date
Sep 25, 2018
TAMAGAWA SEIKI CO., LTD.
Hiroshi Kushihara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method of detecting abnormality of R/D converter
Patent number
7,388,527
Issue date
Jun 17, 2008
Tamagawa Seiki Kabushiki Kaisha
Hiroshi Kushihara
G05 - CONTROLLING REGULATING
Information
Patent Grant
Angle detection apparatus computing phase differences between first...
Patent number
7,123,175
Issue date
Oct 17, 2006
Sony Corporation
Masayuki Katakura
G01 - MEASURING TESTING
Information
Patent Grant
Method of converting an analog signal into a digital signal
Patent number
6,891,492
Issue date
May 10, 2005
Tamagawa Seiki Kabushiki Kaisha
Hiroshi Kushihara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Sensor system for controlling a motor
Patent number
6,774,593
Issue date
Aug 10, 2004
Tamagawa Seiki Kabushiki Kaisha
Hiroshi Kushihara
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Calculation processing device of resolver signal
Patent number
6,707,401
Issue date
Mar 16, 2004
Tamagawa Seiki Kabushiki Kaisha
Hiroshi Kushihara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Automatic resolution changing method and circuit for use in digital...
Patent number
6,608,573
Issue date
Aug 19, 2003
Tamagawa Seiki Kabushiki Kaisha
Hiroshi Kushihara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method of converting an analog signal to digital signal by digitali...
Patent number
6,278,388
Issue date
Aug 21, 2001
Tamagawa Seiki Kabushiki Kaisha
Hiroshi Kushihara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Digital angle conversion method
Patent number
5,815,424
Issue date
Sep 29, 1998
Tamagawa Seiki Kabushiki Kaisha
Hiroshi Kushihara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Digital angle detecting method
Patent number
5,796,357
Issue date
Aug 18, 1998
Tamagawa Seiki Kabushiki Kaisha
Hiroshi Kushihara
G01 - MEASURING TESTING
Information
Patent Grant
Digital system for detecting angular position
Patent number
5,637,998
Issue date
Jun 10, 1997
Tamagawa Seiki Kabushiki Kaisha
Hiroshi Kushihara
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
R/D CONVERSION METHOD AND R/D CONVERTER
Publication number
20220329249
Publication date
Oct 13, 2022
Tamagawa Seiki Co., Ltd.
Hiroshi KUSHIHARA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
MAGNET WIRE BONDING METHOD AND BONDING STRUCTURE
Publication number
20200061735
Publication date
Feb 27, 2020
Tamagawa Seiki Co., Ltd.
Hiroshi KUSHIHARA
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Angle detection signal processing apparatus
Publication number
20060132338
Publication date
Jun 22, 2006
SONY CORPORATION
Masayuki Katakura
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Method of detecting abnormality of R/D converter
Publication number
20050278090
Publication date
Dec 15, 2005
Hiroshi Kushihara
G05 - CONTROLLING REGULATING
Information
Patent Application
Sensor system for controlling a motor
Publication number
20030102861
Publication date
Jun 5, 2003
TAMAGAWA SEIKI KABUSHIKI KAISHA
Hiroshi Kushihara
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Calculation processing device of resolver signal
Publication number
20020180625
Publication date
Dec 5, 2002
TAMAGAWA SEIKI KABUSHIKI KAISHA
Hiroshi Kushihara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Automatic resolution changing method and circuit for use in digital...
Publication number
20020070885
Publication date
Jun 13, 2002
TAMAGAWA SEIKI KABUSHIKI KAISHA
Hiroshi Kushihara
H03 - BASIC ELECTRONIC CIRCUITRY