YW

Yutaka Washiyama

KC Kawai Musical Inst. Mfg. Co.: 4 patents #1 of 8Top 15%
KS Kawai Gakki Seisakusho: 2 patents #1 of 22Top 5%
Overall (1997): #1,934 of 185,788Top 2%
6
Patents 1997

Issued Patents 1997

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
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