Inventor
OKAMOTO SHIMAJI
13 patents
⚠️ This page may combine multiple inventors who share the name “OKAMOTO SHIMAJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON MUSICAL INSTRUMENTS MFG
11 patentsUS4383462AMay 17, 1983
Electronic musical instrument
NIPPON MUSICAL INSTRUMENTS MFG54 citations95
US4301704ANov 24, 1981
Electronic musical instrument
NIPPON MUSICAL INSTRUMENTS MFG39 citations92
US4138915AFeb 13, 1979
Electronic musical instrument producing tones by variably mixing different waveshapes
NIPPON MUSICAL INSTRUMENTS MFG43 citations92
US4641564AFeb 10, 1987
Musical tone producing device of waveform memory readout type
NIPPON MUSICAL INSTRUMENTS MFG22 citations81
US4133242AJan 9, 1979
Waveshape memory type electronic musical instrument
NIPPON MUSICAL INSTRUMENTS MFG27 citations81
US4763553AAug 16, 1988
Electronic musical instrument
NIPPON MUSICAL INSTRUMENTS MFG5 citations73
US4257303AMar 24, 1981
Electronic musical instrument of partials synthesis type
NIPPON MUSICAL INSTRUMENTS MFG17 citations73
US4135424AJan 23, 1979
Variable function generator
NIPPON MUSICAL INSTRUMENTS MFG15 citations73
US4131049ADec 26, 1978
Electronic musical instrument having memories containing waveshapes of different type
NIPPON MUSICAL INSTRUMENTS MFG14 citations73
US4351212ASep 28, 1982
Electronic musical instrument with equally spaced binary note codes
NIPPON MUSICAL INSTRUMENTS MFG5 citations62
US4035582AJul 12, 1977
Tremolo effect producing system
NIPPON MUSICAL INSTRUMENTS MFG6 citations62