MT

Masaharu Tokoro

ZE Zeon: 2 patents #301 of 734Top 45%
NC Nippon Zeon Co.: 1 patents #307 of 609Top 55%
Overall (All Time): #1,599,460 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6908970 Process for producing hydrogenated product of cyclic olefin polymer prepared through ring-opening polymerization Yasuo Tsunogae, Masato Sakamoto, Kazunori Taguchi 2005-06-21
6511756 Thermoplastic dicyclopentadiene-base open-ring polymers, hydrogenated derivatives thereof, and processes for the preparation of both Kazuyuki Obuchi, Teruhiko Suzuki, Hajime Tanisho, Kenji Otoi 2003-01-28
6486264 Process for producing hydrogenated ring-opening polymerization polymer of cycloolefin Yasuo Tsunogae, Masato Sakamoto, Kazunori Taguchi 2002-11-26