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

Hiroko Akiyama — 3 Patents

3M: 3 patents #4,239 of 11,543Top 40%
Yokohama, JP: #22,013 of 49,234 inventorsTop 45%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Hiroko Akiyama has been granted 3 US patents while listed as an inventor at 3M. The first was granted in 2016 and the most recent in September 2017. Hiroko Akiyama ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Hiroko Akiyama in Yokohama, JP.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9773714 Semiconductor package resin composition and usage method thereof Kohichiro Kawate, Naota Sugiyama, Brant U. Kolb, Eric G. Larson 2017-09-26 $35,188,000
9333723 Adhesive composition Yorinobu Takamatsu, Yoshiteru Kakinuma 2016-05-10 $31,902,000
9230873 Semiconductor package resin composition and usage method thereof Kohichiro Kawate, Naota Sugiyama, Brant U. Kolb, Eric G. Larson 2016-01-05 $17,182,000