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USPTO Patent Rankings Data through Sept 30, 2025
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Eijun Ueda — 2 Patents

ZEZeon: 2 patents #301 of 734Top 45%
Overall (All Time): #1,873,902 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 Misako Asada, Hidenori Yamagishi 2021-04-06
10239983 Method for production of conjugated diene rubber Takashi Iizuka 2019-03-26