EA

Eiichiro Aoki

Yamaha: 55 patents #5 of 2,001Top 1%
NS Nippon Gakki Seizo: 30 patents #3 of 332Top 1%
NE Nec Engineering: 1 patents #22 of 81Top 30%
Overall (All Time): #19,747 of 4,157,543Top 1%
86
Patents All Time

Issued Patents All Time

Showing 26–50 of 86 patents

Patent #TitleCo-InventorsDate
5756916 Automatic arrangement apparatus Kazunori Maruyama 1998-05-26
5756917 Automatic accompaniment device capable of selecting a desired accompaniment pattern for plural accompaniment components Kunihiko Watanabe, Masao Sakama, Yutaka Tohgi, Hiroyuki Ohba, Shigehiko Mizuno 1998-05-26
5736663 Method and device for automatic music composition employing music template information Toshio Sugiura 1998-04-07
5712436 Automatic accompaniment apparatus employing modification of accompaniment pattern for an automatic performance Masao Sakama, Yutaka Tohgi, Shigehiko Mizuno, Hiroyuki Ohba, Maki Kamiya +1 more 1998-01-27
5661253 Control apparatus and electronic musical instrument using the same 1997-08-26
5602357 Arrangement support apparatus for production of performance data based on applied arrangement condition Kazunori Maruyama 1997-02-11
5596160 Performance-information apparatus for analyzing pitch and key-on timing 1997-01-21
5561256 Automatic arrangement apparatus for converting pitches of musical information according to a tone progression and prohibition rules Kazunori Maruyama 1996-10-01
5525749 Music composition and music arrangement generation apparatus 1996-06-11
5492049 Automatic arrangement device capable of easily making music piece beginning with up-beat Kazunori Maruyama 1996-02-20
5484957 Automatic arrangement apparatus including backing part production Kazunori Maruyama 1996-01-16
5483018 Automatic arrangement apparatus including selected backing part production Kazunori Maruyama 1996-01-09
5457282 Automatic accompaniment apparatus having arrangement function with beat adjustment Hiromu Miyamoto, Tatsuya Nonaka, Keizo Terui, Kazunori Maruyama 1995-10-10
5448008 Musical-tone control apparatus with means for inputting a bowing velocity signal Tetsuo Okamoto, Satoshi Usa 1995-09-05
5424486 Musical key determining device 1995-06-13
5418325 Automatic musical arrangement apparatus generating harmonic tones Kazunori Maruyama 1995-05-23
RE34913 Electronic musical instrument Teruo Hiyoshi, Eisaku Okamoto, Toshio Sugiura, Koichi Kozuki 1995-04-25
5403971 Electronic musical instrument with portamento function 1995-04-04
5403970 Electrical musical instrument using a joystick-type control apparatus 1995-04-04
5401898 Electronic musical instrument having multiple performance functions Satoshi Usa 1995-03-28
5393927 Automatic accompaniment apparatus with indexed pattern searching 1995-02-28
5296644 Chord detecting device and automatic accompaniment device 1994-03-22
5290964 Musical tone control apparatus using a detector Teruo Hiyoshi, Kinpara Mamoru, Suzuki Hideo, Akira Nakada, Masao Sakama 1994-03-01
5290966 Control apparatus and electronic musical instrument using the same 1994-03-01
5265516 Electronic musical instrument with manipulation plate Satoshi Usa, Tetsuo Okamoto 1993-11-30