Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Mamoru Oki — 3 Patents

Denso: 3 patents #3,857 of 11,792Top 35%
TIToyota Industries: 1 patents #1,298 of 1,610Top 85%
Toyota: 1 patents #15,486 of 26,838Top 60%
Chiryu, JP: #245 of 557 inventorsTop 45%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Mamoru Oki has been granted 3 US patents while listed as an inventor at Denso. The first was granted in 2004 and the most recent in November 2006. Mamoru Oki ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Mamoru Oki in Chiryu, JP.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7131427 Fuel injection device having two separate common rails Yusuke Kawasaki, Ryo Suenaga 2006-11-07
6910458 Fuel injection amount control apparatus for internal combustion engine 2005-06-28
6763799 Internal combustion engine and control method of the same Takekazu Ito, Hiroki Matsuoka, Tatsumasa Sugiyama, Yasuhiro Ohtsubo, Taro Aoyama +4 more 2004-07-20 $1,411,000