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Keiji Kaizaki
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Neyagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Multidirectional input device and electronic apparatus comprising it
Patent number
8,552,981
Issue date
Oct 8, 2013
Panasonic Corporation
Hiroto Inoue
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electronic apparatus
Patent number
8,054,293
Issue date
Nov 8, 2011
Panasonic Corporation
Keiji Kaizaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Electronic apparatus
Patent number
7,295,187
Issue date
Nov 13, 2007
Matsushita Electric Industrial Co., Ltd.
Keiji Kaizaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multidirectional input device and electronic apparatus comprising it
Patent number
6,794,982
Issue date
Sep 21, 2004
Matsushita Electric Industrial Co., Ltd.
Hiroto Inoue
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electronic component with built-in push switch driven by rotary and...
Patent number
6,229,103
Issue date
May 8, 2001
Matsushita Electric Industrial Co., Ltd.
Tamotsu Yamamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multidirectional operating switch and multidirectional operating ap...
Patent number
5,889,242
Issue date
Mar 30, 1999
Matsushita Electric Industrial Co., Ltd.
Yukihiro Ishihara
G05 - CONTROLLING REGULATING
Information
Patent Grant
Rotatively-operated electronic component with push switch
Patent number
5,593,023
Issue date
Jan 14, 1997
Matsushita Electric Industrial Co., Ltd.
Keiji Kaizaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multiple switch arrangement including membrane dome contacts and mu...
Patent number
5,430,262
Issue date
Jul 4, 1995
Matsushita Electric Industrial Co., Ltd.
Hiroshi Matsui
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Electronic apparatus
Publication number
20080030473
Publication date
Feb 7, 2008
Matsushita Electric Industrial Co., Ltd.
Keiji Kaizaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Multidirectional input device and electronic apparatus comprising it
Publication number
20050007341
Publication date
Jan 13, 2005
Hiroto Inoue
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Electronic equipment
Publication number
20040021638
Publication date
Feb 5, 2004
Keiji Kaizaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Multidirectional input device and electronic apparatus comprising it
Publication number
20030085793
Publication date
May 8, 2003
Hiroto Inoue
H01 - BASIC ELECTRIC ELEMENTS