Inventor
YABUNO MASASHI
JP4 patents
⚠️ This page may combine multiple inventors who share the name “YABUNO MASASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI GAS CHEMICAL CO
3 patentsUS6458994B2Oct 1, 2002
Process for producing aromatic polycarboxylic acid
MITSUBISHI GAS CHEMICAL CO7 citations71
US5895820AApr 20, 1999
Process for the production of trimellitic acid and process for the production of trimellitic acid anhydride
MITSUBISHI GAS CHEMICAL CO4 citations59
US7569707B2Aug 4, 2009
Production method of highly pure pyromellitic dianhydride
MITSUBISHI GAS CHEMICAL CO1 citations50