Inventor · Tokyo, JP

Hiroshi Iwase

23Patents
7h-index
27Co-inventors
69Inventor score

Filing activity: Feb 10, 1986 → Sep 13, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US4899636A Instrument for tuning musical instruments Emerging Cross-Sectional Technologies 33 Expired
US5164530A Electronic musical instrument with improved capability for simulating an actual musical instrument Emerging Cross-Sectional Technologies 20 Expired
US5360544A Deproteinization filler and cartridge containing same Performing Operations; Transporting 16 Expired
US9583087B2 Musical sound control device, musical sound control method, program storage medium and electronic musical instrument Physics 13 Active
US6690799B1 Stereo signal processing apparatus Electricity 13 Expired
US4685370A Automatic rhythm playing apparatus having plurality of rhythm patterns for a rhythm sound Emerging Cross-Sectional Technologies 10 Expired
US5804300A Method of producing laminated packaging material Emerging Cross-Sectional Technologies 8 Expired
US5491018A Laminated packaging material Emerging Cross-Sectional Technologies 7 Expired
US5340938A Tone generation apparatus with selective assignment of one of tone generation processing modes to tone generation channels Physics 6 Expired
US5103711A Musical sound waveform generator having a carrier signal and a modulation signal mixed at a controlled mixing ratio Physics 5 Expired
US6522751B1 Stereophonic signal processing apparatus Electricity 4 Expired
US8178772B2 Resonance sound adding apparatus for keyboard instrument Physics 4 Active
US5268528A Musical sound waveform generator and a method for generating a musical sound waveform electronic musical instrument with improved capability for simulating an actual musical instrument Emerging Cross-Sectional Technologies 4 Expired
US5459113A Aluminum nitride powder capable of forming colored sintered body and process for preparing same Chemistry; Metallurgy 3 Expired
US6023018A Effect adding apparatus and method Physics 3 Expired
US8008569B2 Musical sound generating device and storage medium storing musical sound generation processing program Physics 2 Active
US8785759B2 Electric keyboard musical instrument, method executed by the same, and storage medium Physics 1 Active
US7971462B2 Cable hanger production system and production method Electricity 1 Active
US8779272B2 Musical sound producing apparatus, recording medium and musical sound producing method Physics 1 Active
US6222109A Music performance training apparatus and recording medium having a training program stored thereon Physics 0 Expired
US10825438B2 Electronic musical instrument, musical sound generating method of electronic musical instrument, and storage medium Physics 0 Active
US8122750B2 Cable hanger production system and production method Physics 0 Active
US7706240B2 Optical disk and its manufacturing method Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.