Masami Arai

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Matidashi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Decorative sheet, decorative molded body, decorative key sheet, and...
- Patent number 8,106,320
- Issue date Jan 31, 2012
- Polymatech Co., Ltd.
- Tedi Kunthady
- B44 - DECORATIVE ARTS
Information Patent Grant
Pointing device and key sheet for pointing device
- Patent number 7,262,374
- Issue date Aug 28, 2007
- Asahi Kasel EMD Corp.
- Toshinori Takatsuka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
DC power supply apparatus for a plasma generating apparatus
- Patent number 6,760,234
- Issue date Jul 6, 2004
- Kyosan Electric Mfg. Co. Ltd.
- Itsuo Yuzurihara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Cable loss equalization system used in wireless communication equip...
- Patent number 5,754,943
- Issue date May 19, 1998
- NEC Corporation
- Masami Arai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Switching regulator
- Patent number 4,621,312
- Issue date Nov 4, 1986
- Kabushiki Kaisha Kyosan Seisakusho
- Itsuo Yuzurihara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
ILLUMINATION TYPE KEY SHEET AND PUSH BUTTON SWITCH
- Publication number 20110226595
- Publication date Sep 22, 2011
- Masami Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
KEY SHEET
- Publication number 20100164870
- Publication date Jul 1, 2010
- Tedi Kunthady
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Decorative sheet, decorative molded body, decorative key sheet, and...
- Publication number 20080268202
- Publication date Oct 30, 2008
- Polymatech Co., Ltd.
- Tedi Kunthady
- B44 - DECORATIVE ARTS
Information Patent Application
Decorative sheet, decorative molded body, decorative key sheet, and...
- Publication number 20080241456
- Publication date Oct 2, 2008
- Polymatech Co., Ltd.
- Tedi Kunthady
- B32 - LAYERED PRODUCTS
Information Patent Application
Pointing device and key sheet for pointing device
- Publication number 20060284710
- Publication date Dec 21, 2006
- ASAHI KASEI ELECTRONICS CO., LTD.
- Toshinori Takatsuka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DC power supply apparatus for generating plasma
- Publication number 20040004848
- Publication date Jan 8, 2004
- KYOSAN ELECTRIC MFG. CO. LTD.
- Itsuo Yuzurihara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER