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

Daiji IKEDA — 7 Patents

DADaicel: 7 patents #35 of 523Top 7%
TTThe University Of Tokyo: 4 patents #204 of 2,633Top 8%
DPDaicel Polymer: 3 patents #2 of 31Top 7%
Tokyo, JP: #20,807 of 90,295 inventorsTop 25%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Daiji IKEDA has been granted 7 US patents while listed as an inventor at Daicel. The first was granted in 2019 and the most recent in July 2025. Daiji IKEDA ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Daiji IKEDA in Tokyo, JP.

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
12358926 Compound and application thereof Takeshi Yokoo, Yasuyuki Akai, Toshihiro Okamoto, Tadanori Kurosawa, Junichi Takeya +1 more 2025-07-15
12073957 Conductor material Toshihiro Okamoto, Tadanori Kurosawa, Yu Yamashita, Junichi Takeya, Takeshi Yokoo +1 more 2024-08-27
12049540 Dopant and conductor material Toshihiro Okamoto, Tadanori Kurosawa, Junichi Takeya, Takeshi Yokoo, Yasuyuki Akai 2024-07-30
12046390 Dopant, electroconductive composition and method for producing same Toshihiro Okamoto, Tadanori Kurosawa, Junichi Takeya, Yasuyuki Akai 2024-07-23
11267171 Method of manufacturing composite molded body Yoshihiro Asami 2022-03-08
10434741 Composite molded article Yoshihiro Asami 2019-10-08
10322535 Method of manufacturing composite molded body Yoshihiro Asami 2019-06-18