Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Tetsuya Tabuchi — 5 Patents

NINidec: 2 patents #402 of 976Top 45%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
TDToshiba Storage Device: 1 patents #44 of 150Top 30%
Kabushiki Kaisha Toshiba: 1 patents #13,641 of 21,451Top 65%
Kawasaki, JP: #4,894 of 15,035 inventorsTop 35%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Tetsuya Tabuchi has been granted 5 US patents while listed as an inventor at Nidec. The first was granted in 2009 and the most recent in December 2020. Tetsuya Tabuchi ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Tetsuya Tabuchi in Kawasaki, JP.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10862410 Multi-motor system 2020-12-08
10848091 Motor unit and multi-motor system Motoki Sato 2020-11-24
8542458 Magnetic disk drive and method for controlling microactuator in magnetic disk drive Toshitaka Matsunaga, Hideo Sado, Koichi Aikawa 2013-09-24
7768734 Storage device and method of controlling spindle motor of storage device Mitsuo Kamimura, Fumiya Kudo, Shigenori Yanagi 2010-08-03
7479747 Storage device and motor control device Hiroshi Oyabu, Takao Abe 2009-01-20