Koji Niimi

Person

Hamamatsu, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Multi-channel echo cancel method, multi-channel sound transfer meth...
- Patent number 7,925,006
- Issue date Apr 12, 2011
- Yamaha Corporation
- Toru Hirai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-channel echo cancel method, multi-channel sound transfer meth...
- Patent number 7,925,008
- Issue date Apr 12, 2011
- Yamaha Corporation
- Toru Hirai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-channel echo cancel method, multi-channel sound transfer meth...
- Patent number 7,403,609
- Issue date Jul 22, 2008
- Yamaha Corporation
- Toru Hirai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Time-axis compression/expansion method and apparatus for multitrack...
- Patent number 6,835,885
- Issue date Dec 28, 2004
- Yamaha Corporation
- Kazunobu Kondo
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Digital to analog conversion apparatus and method with cross-fading...
- Patent number 6,362,764
- Issue date Mar 26, 2002
- Yamaha Corporation
- Koji Niimi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Digital signal processing device
- Patent number 6,084,974
- Issue date Jul 4, 2000
- Yamaha Corporation
- Koji Niimi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Sampling frequency converter
- Patent number 5,365,468
- Issue date Nov 15, 1994
- Yamaha Corporation
- Yuji Kakubo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Reverbation imparting device
- Patent number 4,803,731
- Issue date Feb 7, 1989
- Yamaha Corporation
- Koji Niimi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Reverberation imparting device
- Patent number 4,706,291
- Issue date Nov 10, 1987
- Nippon Gakki Seizo Kabushiki Kaisha
- Yuji Kakubo
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Noise elimination device
- Patent number 4,587,620
- Issue date May 6, 1986
- Nippon Gakki Seizo Kabushiki Kaisha
- Koji Niimi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Reverberation characteristics measuring device
- Patent number 4,389,892
- Issue date Jun 28, 1983
- Nippon Gakki Seizo Kabushiki Kaisha
- Koji Niimi
- G01 - MEASURING TESTING
Information Patent Grant
Electronic musical instrument
- Patent number RE30834
- Issue date Dec 29, 1981
- Nippon Gakki Seizo Kabushiki Kaisha
- Koji Niimi
- 084 - Music
Information Patent Grant
Electronic keyboard musical instrument of wave memory reading type
- Patent number 4,258,602
- Issue date Mar 31, 1981
- Nippon Gakki Seizo Kabushiki Kaisha
- Koji Niimi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Waveshape generator for electronic musical instruments
- Patent number 4,246,823
- Issue date Jan 27, 1981
- Nippon Gakki Seizo Kabushiki Kaisha
- Masatada Wachi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Wave-shape generator for electronic musical instruments
- Patent number 4,244,257
- Issue date Jan 13, 1981
- Nippon Gakki Seizo Kabushiki Kaisha
- Koji Niimi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Electronic musical instrument by nonlinearly addressing waveform me...
- Patent number 4,223,582
- Issue date Sep 23, 1980
- Nippon Gakki Seizo Kabushiki Kaisha
- Mitsumi Kato
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Electronic musical instrument of wave memory reading type
- Patent number 4,213,366
- Issue date Jul 22, 1980
- Nippon Gakki Seizo Kabushiki Kaisha
- Koji Niimi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Electronic musical instrument utilizing data processing system
- Patent number 4,184,400
- Issue date Jan 22, 1980
- Nippon Gakki Seizo Kabushiki Kaisha
- Koji Niimi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Electronic musical instrument
- Patent number 4,183,275
- Issue date Jan 15, 1980
- Nippon Gakki Seizo Kabushiki Kaisha
- Koji Niimi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Electronic musical instrument utilizing recursive algorithm
- Patent number 4,133,241
- Issue date Jan 9, 1979
- Nippon Gakki Seizo Kabushiki Kaisha
- Koji Niimi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Electronic musical instrument having filter-and-delay loop for tone...
- Patent number 4,130,043
- Issue date Dec 19, 1978
- Nippon Gakki Seizo Kabushiki Kaisha
- Koji Niimi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
Multi-channel echo cancel method, multi-channel sound transfer meth...
- Publication number 20070258578
- Publication date Nov 8, 2007
- Yamaha Corporation
- Toru Hirai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Multi-channel echo cancel method, multi-channel sound transfer meth...
- Publication number 20070258579
- Publication date Nov 8, 2007
- Yamaha Corporation
- Toru Hirai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Multi-channel echo cancel method, multi-channel sound transfer meth...
- Publication number 20040174991
- Publication date Sep 9, 2004
- Yamaha Corporation
- Toru Hirai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Person

Patents Grantslast 30 patents

Multi-channel echo cancel method, multi-channel sound transfer meth...

Multi-channel echo cancel method, multi-channel sound transfer meth...

Multi-channel echo cancel method, multi-channel sound transfer meth...

Time-axis compression/expansion method and apparatus for multitrack...

Digital to analog conversion apparatus and method with cross-fading...

Digital signal processing device

Sampling frequency converter

Reverbation imparting device

Reverberation imparting device

Noise elimination device

Reverberation characteristics measuring device

Electronic musical instrument

Electronic keyboard musical instrument of wave memory reading type

Waveshape generator for electronic musical instruments

Wave-shape generator for electronic musical instruments

Electronic musical instrument by nonlinearly addressing waveform me...

Electronic musical instrument of wave memory reading type

Electronic musical instrument utilizing data processing system

Electronic musical instrument

Electronic musical instrument utilizing recursive algorithm

Electronic musical instrument having filter-and-delay loop for tone...

Patents Applicationslast 30 patents

Multi-channel echo cancel method, multi-channel sound transfer meth...

Multi-channel echo cancel method, multi-channel sound transfer meth...

Multi-channel echo cancel method, multi-channel sound transfer meth...