TO

Takatoshi Okumura

NS Nippon Gakki Seizo: 30 patents #3 of 332Top 1%
AS Ascii: 12 patents #4 of 28Top 15%
Canon: 7 patents #7,830 of 19,416Top 45%
TS Toshiba Medical Systems: 3 patents #374 of 1,088Top 35%
Yamaha: 3 patents #738 of 2,001Top 40%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
📍 Yaita, JP: #3 of 83 inventorsTop 4%
Overall (All Time): #69,009 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 26–43 of 43 patents

Patent #TitleCo-InventorsDate
4619174 Electronic musical instrument 1986-10-28
4587878 Automatic performing apparatus and data recording medium therefor Akira Nakada, Kotaro Mizuno 1986-05-13
4442748 Frequency divider for electronic musical instrument Makoto Kaneko 1984-04-17
4437379 Electronic musical instrument of waveform memory readout type 1984-03-20
4426902 Touch-responsive control apparatus for electronic musical instruments Shigemitsu Yamaoka 1984-01-24
4377960 Electronic musical instrument of waveform memory reading type 1983-03-29
RE31090 Electronic musical instrument Eiichi Yamaga, Akira Nakada, Eiichiro Aoki, Akiyoshi Oya, Yasuji Uchiyama 1982-11-30
4333374 Submultiple-related-frequency wave generator Akira Nakada, Yasuji Uchiyama, Eiichiro Aoki, Eiichi Yamaga, Akiyoshi Oya 1982-06-08
4302999 Electronic musical instrument 1981-12-01
4292873 Electronic musical instrument Seiya Hamada, Akio Imamura 1981-10-06
RE30736 Tone wave generator in electronic musical instrument Teruo Hiyoshi, Akira Nakada, Tsutomu Suzuki, Eiichiro Aoki 1981-09-08
4235142 Electronic musical instrument of time-shared digital processing type Akira Nakada, Eiichiro Aoki, Akiyoshi Oya, Yasuji Uchiyama, Eiichi Yamaga 1980-11-25
4228712 Key code data generator Yasuji Uchiyama, Akira Nakada, Eiichiro Aoki, Eiichi Yamaga, Akiyoshi Oya 1980-10-21
4228403 Submultiple-related-frequency wave generator Akira Nakada, Yasuji Uchiyama, Eiichiro Aoki, Eiichi Yamaga, Akiyoshi Oya 1980-10-14
4223584 Electronic musical instrument Akira Nakada, Eiichiro Aoki, Akiyoshi Oya, Yasuji Uchiyama, Eiichi Yamaga 1980-09-23
4218948 Electronic musical instrument of key code processing type Akira Nakada, Eiichiro Aoki, Akiyoshi Oya, Yasuji Uchiyama, Eiichi Yamaga 1980-08-26
4217804 Electronic musical instrument with automatic arpeggio performance device Eiichi Yamaga, Akira Nakada, Eiichiro Aoki, Akiyoshi Oya, Yasuji Uchiyama 1980-08-19
4192211 Electronic musical instrument Eiichi Yamaga, Akira Nakada, Eiichiro Aoki, Akiyoshi Oya, Yasuji Uchiyama 1980-03-11