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Akihiro Koyama
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Yokohama, JP
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last 30 patents
Information
Patent Grant
Surface acoustic wave converter with improved frequency characteris...
Patent number
6,020,672
Issue date
Feb 1, 2000
Canon Kabushiki Kaisha
Akane Yokota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Compact surface acoustic wave apparatus, spread spectrum signal rec...
Patent number
5,962,950
Issue date
Oct 5, 1999
Canon Kabushiki Kaisha
Koichi Egara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Matched filter with improved synchronous characteristics, and recep...
Patent number
5,815,055
Issue date
Sep 29, 1998
Canon Kabushiki Kaisha
Tadashi Eguchi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Surface acoustic wave device and communication system using it
Patent number
5,760,525
Issue date
Jun 2, 1998
Canon Kabushiki Kaisha
Takahiro Hachisu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Efficient surface acoustic wave device capable of excitation in plu...
Patent number
5,717,274
Issue date
Feb 10, 1998
Canon Kabushiki Kaisha
Tadashi Eguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Surface acoustic wave device improved in convolution efficiency, re...
Patent number
5,708,402
Issue date
Jan 13, 1998
Canon Kabushiki Kaisha
Takahiro Hachisu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Efficient surface acoustic wave device capable of excitation in plu...
Patent number
5,477,098
Issue date
Dec 19, 1995
Canon Kabushiki Kaisha
Tadashi Eguchi
G06 - COMPUTING CALCULATING COUNTING