Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Hiroko Inoue — 2 Patents

DADaicel: 1 patents #265 of 523Top 55%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
Kawasaki, JP: #8,037 of 15,035 inventorsTop 55%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Hiroko Inoue has been granted 2 US patents while listed as an inventor at Daicel. The first was granted in 2005 and the most recent in April 2020. Hiroko Inoue ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Hiroko Inoue in Kawasaki, JP.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10611876 Epoxy-amine adduct, thermoplastic resin composition, sizing agent, sizing agent coated carbon fiber, and fiber-reinforced composite material Hiroto Tanigawa, Masanori Sakane, Toshihiko Nijukken, Tomio Ozaki, Tomoyuki Ono +3 more 2020-04-07
6943431 Semiconductor device using low-k material as interlayer insulating film and including a surface modifying layer Shun-ichi Fukuyama, Tamotsu Owada, Ken Sugimoto 2005-09-13