Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
YO

Yoichi Oki — 4 Patents

Panasonic: 4 patents #6,210 of 21,108Top 30%
Ozu, JP: #251 of 816 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Yoichi Oki has been granted 4 US patents while listed as an inventor at Panasonic. The first was granted in 2009 and the most recent in July 2016. Yoichi Oki ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Yoichi Oki in Ozu, JP.

Patents per Year

Patents granted per year, 2009 to 2016Bar chart with a peak of 1 patents in 2009.peak 12009: 1 patents20092010: 1 patents20102011: 1 patents20112016: 1 patents2016

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9387155 Tablet-inspecting device Junichiro Morioka, Hiroshi Ehara, Toshiaki Ueta, Akiji Tanaka, Shinichi Yasui 2016-07-12
7898129 Spindle motor, and recording and reproducing apparatus equipped with the same Masahiro Jyono, Takao Yoshitsugu 2011-03-01 $76,000
7839044 Rotor magnet, spindle motor comprising the same, recording and reproducing apparatus, and jig for manufacturing the same Masahiro Jono 2010-11-23 $113,000
7535134 Spindle motor, and recording and reproducing apparatus equipped with the same Masahiro Jyono, Takao Yoshitsugu 2009-05-19 $325,000