Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
HM

Hideyuki Masuda

Yamaha: 31 patents #32 of 2,001Top 2%
Overall (All Time): #119,319 of 4,157,543Top 3%
31 Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #TitleCo-InventorsDate
5459280 Musical tone synthesizing apparatus Toshifumi Kunimoto 1995-10-17
5438156 Wind type tone synthesizer adapted for simulating a conical resonance tube Toshifumi Kunimoto 1995-08-01
5408042 Musical tone synthesizing apparatus capable of convoluting a noise signal in response to an excitation signal 1995-04-18
5371317 Musical tone synthesizing apparatus with sound hole simulation 1994-12-06
5359146 Musical tone synthesizing apparatus having smoothly varying tone control parameters Tomoyuki Funaki, Iwao Higashi, Toru Kitayama, Toshifumi Kunimoto 1994-10-25
5276272 Wind instrument simulating apparatus 1994-01-04