TK

Takashi Kumagai

SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
UB Ube: 1 patents #15 of 72Top 25%
Overall (All Time): #1,696,169 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12227644 Polyamide resin composition Tetsuya Yasui, Akane Sakamoto, Yuki Suedomi, Hitoshi Kodama, Kosuke Oishi +1 more 2025-02-18
5728793 Process for production of methacrylate polymers Masahiko Moritani, Toyomitsu Shimizu, Satoshi Shimogama 1998-03-17