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

Keisuke Asakura — 4 Patents

IBM: 2 patents #32,909 of 70,183Top 50%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
PSPrime Planet Energy & Solutions: 1 patents #94 of 228Top 45%
PCPrimearth Ev Energy Co.: 1 patents #21 of 107Top 20%
Toyota: 1 patents #15,486 of 26,838Top 60%
Toyota, JP: #1,581 of 5,020 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Keisuke Asakura has been granted 4 US patents while listed as an inventor at IBM. The first was granted in 2014 and the most recent in September 2025. Keisuke Asakura ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Keisuke Asakura in Toyota, JP.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12412950 Secondary battery and method of manufacturing the same Takaaki IZUMOTO, Yusuke TAKASHI 2025-09-09
11270692 Speech recognition apparatus, speech recognition program, and speech recognition method Yusuke Hamada 2022-03-08
8799232 Method for generating copy of database Ritsuko Boh, Noriaki Kohno 2014-08-05 $3,332,000
8775386 Device and method for generating copy of database Ritsuko Boh, Noriaki Kohno 2014-07-08 $4,236,000