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Ken Ikeda
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Musashino, JP
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last 30 patents
Information
Patent Grant
Individual authentication method, individual authentication apparat...
Patent number
7,249,110
Issue date
Jul 24, 2007
Matsushita Electric Industrial Co, Ltd.
Yasunari Kimura
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Direct-sequence spread-spectrum communication system
Patent number
5,689,525
Issue date
Nov 18, 1997
Matsushita Electric Industrial Co., Ltd.
Minako Takeishi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless data communication system
Patent number
5,583,852
Issue date
Dec 10, 1996
Matsushita Electric Industrial Co., Ltd.
Ken Ikeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Position measuring system and method therefor
Patent number
5,563,608
Issue date
Oct 8, 1996
Matsushita Electric Industrial Co., Ltd.
Ryobun Tachita
G01 - MEASURING TESTING
Information
Patent Grant
Method of deriving phase of pseudo-random code signal in global pos...
Patent number
5,081,462
Issue date
Jan 14, 1992
Matsushita Electric Industrial Co., Ltd.
Ryobun Tachita
G01 - MEASURING TESTING
Information
Patent Grant
GPS receiver
Patent number
4,800,577
Issue date
Jan 24, 1989
Matsushita Electric Industrial Co., Ltd.
Ryobun Tachita
G01 - MEASURING TESTING