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USPTO Patent Rankings Data through Sept 30, 2025
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Misako Asada — 2 Patents

ZEZeon: 1 patents #435 of 734Top 60%
Overall (All Time): #1,873,903 of 4,157,543Top 50%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10968335 Rubber crosslinked product Eijun Ueda, Hidenori Yamagishi 2021-04-06
5627250 Unsaturated nitrile-conjugated diene copolymer, process for producing same and rubber composition Suguru Tsuji, Yuichi Uchizono 1997-05-06