P

Inventor

KAWASAKI MICHIHIRO

JP4 patents
⚠️ This page may combine multiple inventors who share the name “KAWASAKI MICHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO CHEMICAL CO

3 patents
US5276193AJan 4, 1994

Process for preparing N-alkyl-substituted aminophenols

SUMITOMO CHEMICAL CO8 citations73
US5202485AApr 13, 1993

Process for preparing N-alkylaminophenols

SUMITOMO CHEMICAL CO7 citations69
US5334774AAug 2, 1994

Process for purifying phenol

SUMITOMO CHEMICAL CO12 citations68

FUJI FILTER MANUFACTURING CO L

1 patent
US5779899AJul 14, 1998

Filter for highly viscous fluid

FUJI FILTER MANUFACTURING CO L14 citations65