Inventor
TAJIMA TSUNEO
JP9 patents
⚠️ This page may combine multiple inventors who share the name “TAJIMA TSUNEO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHOWA DENKO KK
8 patentsUS6545120B1Apr 8, 2003
Production of alicyclic (meth)allyl esters for plastic lens compositions
SHOWA DENKO KK6 citations73
US6739720B2May 25, 2004
Process for producing alicyclic (meth)allyi ester monomer, alicyclic (meth)allyl ester compound, production process of the compound, plastic lens composition containing the compound, plastic lens obtained by curing the composition, and production process of the plastic lens
SHOWA DENKO KK4 citations62
US6846900B2Jan 25, 2005
Polyvalent carboxylic acid ester, process for producing the carboxylic acid ester, plastic lens composition using the carboxylic ester, plastic lens obtained by curing the composition and process for producing the plastic lens
SHOWA DENKO KK2 citations61
US6586508B1Jul 1, 2003
Plastic lens material, production process of the material, composition for plastic lens, plastic lens obtained by curing the composition, and production process of the plastic lens
SHOWA DENKO KK5 citations60
US6936730B1Aug 30, 2005
Process for producing hydrogenated ester, hydrogenating catalyst used therefor and process for producing the catalyst
SHOWA DENKO KK5 citations58
US6740721B2May 25, 2004
Plastic lens composition, plastic lens, and process for producing the plastic lens
SHOWA DENKO KK1 citations51
US7518001B2Apr 14, 2009
Radically polymerizable sulfur-containing compound and radically polymerizable sulfur-containing polymer
SHOWA DENKO KK0 citations49
US8598288B2Dec 3, 2013
Catalyst for polymerization of norbornene monomers, method for producing norbornene polymer, method for producing norbornene copolymer, norbornene polymer and transition metal complex
SHOWA DENKO KK0 citations34