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Hoya, JP
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last 30 patents
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Patent Grant
Active noise reduction system for automobile compartment
Patent number
5,485,523
Issue date
Jan 16, 1996
Fuji Jukogyo Kabushiki Kaisha
Manpei Tamamura
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Vehicle internal noise reduction system
Patent number
5,426,705
Issue date
Jun 20, 1995
Fuji Jukogyo Kabushiki Kaisha
Keitaro Yokota
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Vehicle internal noise reduction system
Patent number
5,408,532
Issue date
Apr 18, 1995
Fuji Jokogyo Kabushiki Kaisha
Keitaro Yokota
G10 - MUSICAL INSTRUMENTS ACOUSTICS