OI

Osamu Ihata

SC Sumitomo Chemical: 6 patents #802 of 4,033Top 20%
TT Tokyo Institute Of Technology: 4 patents #94 of 1,159Top 9%
Overall (All Time): #859,499 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8487071 Polyether polymer and production process thereof 2013-07-16
8431663 Polymer and method for producing same Kohtaro Osakada, Daisuke Takeuchi, Hirofumi Johoji 2013-04-30
8389656 Copolymer and method for producing same Kohtaro Osakada, Daisuke Takeuchi, Hirofumi Johoji, Kenji Sogo 2013-03-05
8188202 Diene polymer and production process thereof Kohtaro Osakada, Daisuke Takeuchi, Yusuke Fukuda, Hiroshi Kuribayashi 2012-05-29
7816474 Copolymer containing functional group of sulfonic acid or its salt, and process for producing said copolymer Masayuki Fujita, Hiroshi Kuribayashi 2010-10-19
7799886 Diene polymer and production process thereof Kohtaro Osakada, Daisuke Takeuchi, Yusuke Fukuda, Hiroshi Kuribayashi 2010-09-21