Keizo Sekido

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lighting control method and lighting control device for semiconduct...
- Patent number 11,375,589
- Issue date Jun 28, 2022
- Stanley Electric Co., Ltd.
- Keizo Sekido
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Strobe apparatus having light-emitting semiconductor module driven...
- Patent number 10,499,469
- Issue date Dec 3, 2019
- Stanley Electric Co., Ltd.
- Keizo Sekido
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Lighting control circuit for flash discharge tube and method of use
- Patent number 7,592,752
- Issue date Sep 22, 2009
- Stanley Electric Co., Ltd.
- Takayuki Yoneya
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Photography light source device
- Patent number 7,052,151
- Issue date May 30, 2006
- Stanley Electric Co., Ltd.
- Toshiyuki Terada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Charging circuit for stroboscope
- Patent number 6,104,144
- Issue date Aug 15, 2000
- Stanley Electric Co., Ltd.
- Takayuki Yoneya
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Stroboscope circuit controlling dimmer operation
- Patent number 5,990,631
- Issue date Nov 23, 1999
- Stanley Electric Co., Ltd.
- Tatsuya Hioki
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
LIGHTING CONTROL METHOD AND LIGHTING CONTROL DEVICE FOR SEMICONDUCT...
- Publication number 20210144821
- Publication date May 13, 2021
- Stanley Electric Co., Ltd
- Keizo SEKIDO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
STROBE APPARATUS HAVING LIGHT-EMITTING SEMICONDUCTOR MODULE DRIVEN...
- Publication number 20190261479
- Publication date Aug 22, 2019
- Stanley Electric Co., Ltd
- Keizo SEKIDO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
LIGHTING CONTROL CIRCUIT FOR FLASH DISCHARGE TUBE AND METHOD OF USE
- Publication number 20070145904
- Publication date Jun 28, 2007
- Takayuki Yoneya
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Photography light source device
- Publication number 20040196643
- Publication date Oct 7, 2004
- Toshiyuki Terada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY