TT

Takafumi Tsujigami

HC Honshu Chemical Industry Co.: 4 patents #10 of 64Top 20%
Overall (All Time): #1,192,091 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9567281 4-acylaralkylphenols and derivatives thereof Akihiko Ojiri, Kouichi Tanba 2017-02-14
9090547 Method for producing trisphenols and monoester-substituted products thereof, and 4-acylaralkylphenol derivatives Akihiko Ojiri, Kouichi Tanba 2015-07-28
6825374 Alkyl-substituted tetracyclododecenecarboxylic acid esters, (meth)acrylic acid addition products thereof, and methods for producing the same Taiichi Shiomi 2004-11-30
6326522 Process for production of 1,3-di(2-p-hydroxyphenyl-2-propyl)benzene Toru Nakaguchi, Kenji Ekawa, Kenzo Tsujimoto, Kiyoshi Kumaki 2001-12-04