Inventor
KOSUMI KAZUHIRO
JP6 patents
⚠️ This page may combine multiple inventors who share the name “KOSUMI KAZUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUI CHEMICALS INC
4 patentsUS9475903B2Oct 25, 2016
1,4-bis(isocyanatomethyl)cyclohexane, polyisocyanate composition, polyurethane resin, molded article, eyewear material, eyewear frame, and lens
MITSUI CHEMICALS INC5 citations83
US9720137B2Aug 1, 2017
Eyewear material, eyewear frame, and eyewear
MITSUI CHEMICALS INC2 citations72
US9477012B2Oct 25, 2016
1,4-bis(isocyanatomethyl)cyclohexane, polyisocyanate composition, polyurethane resin, molded article, eyewear material, eyewear frame, and lens
MITSUI CHEMICALS INC2 citations62
US9969675B2May 15, 2018
Method for producing trans-bis(aminomethyl)cyclohexane, method for producing bis(isocyanatomethyl)cyclohexane, bis(isocyanatomethyl)cyclohexane, polyisocyanate composition, and polyurethane resin
MITSUI CHEMICALS INC1 citations45