MW

Masatada Wachi

NS Nippon Gakki Seizo: 18 patents #8 of 332Top 3%
Yamaha: 18 patents #103 of 2,001Top 6%
Overall (All Time): #94,919 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 26–36 of 36 patents

Patent #TitleCo-InventorsDate
4548119 Digital filter for an electronic musical instrument Mitsumi Katoh 1985-10-22
4520708 Tone waveshape generation device 1985-06-04
4418600 Electronic musical instruments of the type synthesizing a plurality of partial tone signals 1983-12-06
4416179 Electronic musical instrument 1983-11-22
4395931 Method and apparatus for generating musical tone signals 1983-08-02
4393742 Electronic musical instruments of the type synthesizing a plurality of partial tone signals 1983-07-19
4393743 Electronic musical instruments of the type synthesizing a plurality of partial tone signals 1983-07-19
4282790 Electronic musical instrument 1981-08-11
4246823 Waveshape generator for electronic musical instruments Mitsumi Katoh, Koji Niimi 1981-01-27
4231277 Process for forming musical tones 1980-11-04
4213366 Electronic musical instrument of wave memory reading type Koji Niimi, Mitsumi Katoh 1980-07-22