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USPTO Patent Rankings Data through Dec 31, 2025
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Ichiro Osuga — 49 Patents

Yamaha: 48 patents #12 of 2,001Top 1%
Hamamatsu, JP: #65 of 3,044 inventorsTop 3%
Overall (All Time): #55,592 of 4,157,543Top 2%
49 Patents All Time
Ichiro Osuga has been granted 49 US patents while listed as an inventor at Yamaha. The first was granted in 1994 and the most recent in October 2025. Ichiro Osuga ranks #55,592 of 4,157,543 US inventors in our database (top 1.3%). Patent records list Ichiro Osuga in Hamamatsu, JP.

Issued Patents All Time

Showing 1–25 of 49 patents

Patent #TitleCo-InventorsDate
12444392 Tone plate and percussion instrument Yuuji Tadano, Ayumi IRISA, Kazuki SOGA, Junnosuke KASEDA, Hisaaki MUKAI +1 more 2025-10-14
12305685 Fastening structure and keyboard device Kaoru Fujishiro 2025-05-20
12183312 Vibration plate and musical instrument Banri Abe, Masatsugu Okazaki, Shinji SUMINO, Taishi SHINOHARA, Takashi KITAGAWA +1 more 2024-12-31
11767873 Fastening structure and keyboard device Kaoru Fujishiro 2023-09-26
11326660 Reaction force generation unit Michiko TANOUE 2022-05-10
11100908 Keyboard and keyboard component Shunsuke Saito, Ken Takahashi 2021-08-24
10984760 Musical instrument and vibrator Banri Abe, Masatsugu Okazaki, Shinji SUMINO, Takuya Abe, Takashi KITAGAWA 2021-04-20
10984761 Key assembly and keyboard apparatus Kento Ogawa 2021-04-20
10891923 Vibrator and musical instrument Masatsugu Okazaki, Banri Abe, Shinji SUMINO, Takashi KITAGAWA, Takuya Abe 2021-01-12
10685631 Keyboard apparatus Shunsuke Ichiki 2020-06-16
10482861 Reaction force generator and keyboard device of electronic musical instrument Hiroshi Harimoto 2019-11-19
10431403 Reactive force generation device Michiko TANOUE 2019-10-01
10311836 Support assembly and keyboard apparatus Akito Ohba, Hiroshi Harimoto, Shunsuke Ichiki 2019-06-04
10311846 Keyboard musical instrument and method of acquiring correction information in keyboard musical instrument Michiko TANOUE 2019-06-04
10311847 Keyboard apparatus Shunsuke Ichiki, Hirotsugu Suzuki 2019-06-04
9767779 Operator device for electronic musical instrument Michiko Yoshimura, Hiroshi Harimoto 2017-09-19
9697816 Keyboard unit Michiko Yoshimura 2017-07-04
9659549 Support assembly and keyboard apparatus Akito Ohba, Shunsuke Ichiki, Hiroshi Harimoto 2017-05-23
9613607 Keyboard unit Michiko Yoshimura 2017-04-04
9613608 Keyboard unit Hiroshi Harimoto 2017-04-04
9489006 Reaction force generator Hiroshi Harimoto 2016-11-08
9424825 Keyboard apparatus for an electronic musical instrument Hiroshi Harimoto 2016-08-23
9269336 Operating element device Hiroshi Harimoto 2016-02-23
9040807 Keyboard apparatus for an electronic musical instrument Hiroshi Harimoto 2015-05-26
8987570 Keyboard device for electronic musical instrument Kenichi Nishida, Shunsuke Ichiki, Hiroshi Harimoto, Shin Yamamoto 2015-03-24

Nearby-Ranked Inventors

Kunihide Kaji49
Miles Nurnberger49
Yi-Ching Wang49
Lin Liu49
Daniel John Smith49
Xin Fang49
Jae-Seob Lee49
Christof Huber49
Ming Xu49