Kenichiro Muraoka

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Active noise eliminating system
- Patent number 5,426,703
- Issue date Jun 20, 1995
- Nissan Motor Co., Ltd.
- Tsutomu Hamabe
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Apparatus for reducing noise in space applicable to vehicle passeng...
- Patent number 5,416,844
- Issue date May 16, 1995
- Nissan Motor Co., Ltd.
- Yoshiharu Nakaji
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Active noise reduction apparatus
- Patent number 5,384,853
- Issue date Jan 24, 1995
- Nissan Motor Co., Ltd.
- Akio Kinoshita
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Apparatus for actively reducing noise for interior of enclosed space
- Patent number 5,337,365
- Issue date Aug 9, 1994
- Nissan Motor Co., Ltd.
- Tsutomu Hamabe
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Apparatus for reducing noise in space applicable to vehicle compart...
- Patent number 5,325,437
- Issue date Jun 28, 1994
- Nissan Motor Co., Ltd.
- Kazuhiro Doi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS