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

Hiroshi Ooka — 7 Patents

MIMitsuba: 5 patents #70 of 618Top 15%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
JDJapan Display: 2 patents #741 of 1,204Top 65%
Kiryu City, JP: #50 of 360 inventorsTop 15%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Hiroshi Ooka has been granted 7 US patents while listed as an inventor at Mitsuba. The first was granted in 2012 and the most recent in September 2024. Hiroshi Ooka ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Hiroshi Ooka in Kiryu City, JP.

Patents per Year

Patents granted per year, 2012 to 2024Bar chart with a peak of 2 patents in 2018.peak 22012: 1 patents20122015: 1 patents20152016: 1 patents20162017: 1 patents20172018: 2 patents20182024: 1 patents2024

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12085180 Relief valve and pump cover Hiroki Saito, Yusuke Fujita, Masahiko Tsuchida 2024-09-10 $232,000
9920734 Starter Tomohiko Ikemori, Masaaki Oya, Shigehiro Kanbe, Masataka Odagiri, Mitsuhiro Kogure +1 more 2018-03-20
9905486 Method for manufacturing organic EL display device, and film thickness measuring device 2018-02-27
9685639 Organic EL display device and method for manufacturing the same 2017-06-20
9482200 Starter Tomohiko Ikemori, Masaaki Oya, Masataka Odagiri, Shigehiro Kanbe, Hiroki Yamada +4 more 2016-11-01
9188099 Starter Tomohiko Ikemori, Masaaki Oya, Shigehiro Kanbe, Masataka Odagiri, Mitsuhiro Kogure +5 more 2015-11-17
8215195 Engine starter Masataka Odagiri, Tomohiko Ikemori, Hitoshi Ono, Yoshikazu Sato, Shigeyuki Enkaku 2012-07-10