Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Daigo Akutsu — 5 Patents

Denso: 4 patents #3,129 of 11,792Top 30%
Toyota: 1 patents #15,486 of 26,838Top 60%
Kariya, JP: #1,589 of 4,822 inventorsTop 35%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Daigo Akutsu has been granted 5 US patents while listed as an inventor at Denso. The first was granted in 2012 and the most recent in June 2015. Daigo Akutsu ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Daigo Akutsu in Kariya, JP.

Patents per Year

Patents granted per year, 2012 to 2015Bar chart with a peak of 2 patents in 2012.peak 22012: 2 patents20122014: 1 patents20142015: 2 patents2015

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9063569 Vehicular device Tetsuhiko Tanaka, Takeshi Kawashima 2015-06-23
8963830 Operation support system, in-vehicle apparatus and portable terminal Takeshi Kawashima 2015-02-24
8717142 Door lock control apparatus for vehicle Satoshi Nagao, Hironori Mitsubayashi, Taichi Yamaguchi, Mitsuru Ogawa, Tomoo Kakegawa +2 more 2014-05-06
8190323 Vehicle information recording system Fumio Maeda, Kimihiko Sugino 2012-05-29 $1,316,000
8089343 Smart entry system Taichi Yamaguchi, Hironori Mitsubayashi, Satoshi Nagao 2012-01-03