Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Tadaoki Mitani — 6 Patents

UNUnknown: 6 patents #2,010 of 83,584Top 3%
JAJapan Science And Technology Agency: 3 patents #235 of 2,171Top 15%
KCKomatsu Seiren Co.: 2 patents #3 of 34Top 9%
SESeiko Epson: 2 patents #4,555 of 7,774Top 60%
ISIshikawa Seisakusho: 1 patents #7 of 32Top 25%
Ishikawa, JP: #109 of 698 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Tadaoki Mitani has been granted 6 US patents while listed as an inventor at Unknown. The first was granted in 1998 and the most recent in December 2011. Tadaoki Mitani ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Tadaoki Mitani in Ishikawa, JP.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8072138 Organic semiconductor element with shield layer Tsuyoshi Masuda, John Rennie, Kounosuke Uozumi 2011-12-06
7674407 Method for manufacturing microlens and method for manufacturing organic electroluminescence element Atsushi Takakuwa, Tatsuya Shimoda, Masahiro Furusawa, Hisato Yamaguchi 2010-03-09
7459860 Organic electroluminescence element and method for driving the element Tsuyoshi Masuda, John Rennie, Kounosuke Uozumi 2008-12-02
7329897 Organic thin film transistor and method of manufacturing the same Takao Nishikawa, Tatsuya Shimoda, Yoshihiro Iwasa, Taishi Takenobu, Shinichiro Kobayashi 2008-02-12
7214762 Redox-active polymer and electrode comprising the same Yoshihiro Iwasa, Hiroshi Uemachi 2007-05-08
5851503 Fullerene compound, manufacturing method, and use Keisuke Suzuki, Johnson Ahn, Yoshihiro Iwasa 1998-12-22