YW

Yutaka Washiyama

KS Kawai Gakki Seisakusho: 8 patents #21 of 198Top 15%
KC Kawai Musical Inst. Mfg. Co.: 8 patents #1 of 31Top 4%
KC Kawai Musical Instruments Manufacturing Co.: 2 patents #10 of 50Top 20%
Overall (All Time): #260,013 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
6762357 Resonance apparatus, resonance method and computer program for resonance processing Seiji Okamoto 2004-07-13
5691496 Musical tone control apparatus for filter processing a musical tone waveform ONLY in a transient band between a pass-band and a stop-band Takashi Suzuki, Seiji Okamoto, Katsushi Ishii 1997-11-25
5668340 Wind instruments with electronic tubing length control Hikaru Hashizume 1997-09-16
5665931 Apparatus for and method of generating musical tones 1997-09-09
5641929 Apparatus for and method of generating musical tones Seiji Okamoto, Katsushi Ishii, Sayoko Hirano 1997-06-24
5637821 Storing and interpolating means for a musical sound generating device Gen Izumisawa 1997-06-10
5627334 Apparatus for and method of generating musical tones Sayoko Hirano 1997-05-06
5376753 Key touch detector for an electronic musical instrument Taichi Kosugi 1994-12-27
5374776 System for processing musical sound data having overflow/underflow compensation Tsutomu Saito, Yoichi Nagashima 1994-12-20
5308917 Keyboard touch response setting apparatus Mineo Kitamura 1994-05-03
5270481 Filter coefficient generator for electronic musical instruments Kaoru Matsunaga 1993-12-14
5245126 Waveform generation system with reduced memory requirement, for use in an electronic musical instrument Tsutomu Saito, Yoichi Nagashima 1993-09-14
5149902 Electronic musical instrument using filters for timbre control 1992-09-22
5146834 Interpolating tone wave generator having truncated data Gen Izumisawa 1992-09-15
5127304 Envelope signal generating apparatus Takashi Suzuki 1992-07-07
5117725 Device for changing and controlling the rate of generating waveform data Kiyomi Takauji 1992-06-02
5109746 Envelope generator for use in an electronic musical instrument Kiyomi Takauji 1992-05-05
5061926 AD converter using successive comparison 1991-10-29