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USPTO Patent Rankings Data through Dec 31, 2025
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Kousuke Isobe — 3 Patents

ZEZeon: 3 patents #220 of 734Top 30%
Tokyo, JP: #36,070 of 90,295 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Kousuke Isobe has been granted 3 US patents while listed as an inventor at Zeon. All of these patents were granted in 2022. Kousuke Isobe ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Kousuke Isobe in Tokyo, JP.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11492452 Multi-block copolymer composition obtained by modification treatment, and film Sadaharu Hashimoto, Atsushi NOZAWA, Atsushi NORO, Takato KAJITA, Yushu Matsushita 2022-11-08
11466150 Block copolymer composition obtained by modification treatment, method for producing same, modified block copolymer composition used for same, and method for producing said modified block copolymer composition Sadaharu Hashimoto, Atsushi NOZAWA, Ryoji Kameyama, Atsushi NORO, Takato KAJITA +1 more 2022-10-11
11459417 Block copolymer composition including ionic group, and film Sadaharu Hashimoto, Atsushi NORO, Takato KAJITA, Haruka Tanaka, Yushu Matsushita 2022-10-04