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Kenji Yajima
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Cantilevered-shaft electric motor
Patent number
9,853,518
Issue date
Dec 26, 2017
Hitachi Industrial Equipment Systems Co., Ltd.
Tsutomu Miyoshi
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Click mechanism of a timepiece
Patent number
4,228,647
Issue date
Oct 21, 1980
Kabushiki Kaisha Daini Seikosha
Kenji Yajima
G04 - HOROLOGY
Information
Patent Grant
Mounting structure of a quartz crystal unit
Patent number
4,219,756
Issue date
Aug 26, 1980
Kabushiki Kaisha Daini Seikosha
Isamu Nishida
H03 - BASIC ELECTRONIC CIRCUITRY
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Patent Grant
Electronic timepiece with the amending means
Patent number
4,135,359
Issue date
Jan 23, 1979
Kenji Yajima
G04 - HOROLOGY
Patents Applications
last 30 patents
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Patent Application
Cantilevered-Shaft Electric Motor
Publication number
20150097456
Publication date
Apr 9, 2015
HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
Tsutomu Miyoshi
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER