Inventor
NAKAOKA KOICHI
JP6 patents
⚠️ This page may combine multiple inventors who share the name “NAKAOKA KOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASAHI CHEMICAL IND
5 patentsUS11174337B2Nov 16, 2021
Isocyanate composition, method for producing isocyanate polymer and isocyanate polymer
ASAHI CHEMICAL IND2 citations71
US11118001B2Sep 14, 2021
Isocyanate composition, method for producing isocyanate composition, and method for producing isocyanate polymer
ASAHI CHEMICAL IND1 citations60
US11352319B2Jun 7, 2022
Method for producing carbamate and method for producing isocyanate
ASAHI CHEMICAL IND0 citations56
US10968168B2Apr 6, 2021
Isocyanate production method
ASAHI CHEMICAL IND0 citations47
US11827586B2Nov 28, 2023
Method for producing amino acid aminoalkyl ester or inorganic acid salt thereof
ASAHI CHEMICAL IND0 citations45