Inventor
HASEGAWA MITSUMASA
JP10 patents
⚠️ This page may combine multiple inventors who share the name “HASEGAWA MITSUMASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA CERAMICS CO
8 patentsUS4957625ASep 18, 1990
Ceramic filter modules in series with piston backwash
TOSHIBA CERAMICS CO54 citations92
US4863617ASep 5, 1989
Process and apparatus for separating solid-liquid compositions
TOSHIBA CERAMICS CO15 citations80
US5128107AJul 7, 1992
Apparatus for making ester
TOSHIBA CERAMICS CO9 citations73
US4897204AJan 30, 1990
Process and apparatus for gas dissolution
TOSHIBA CERAMICS CO7 citations73
US4839488AJun 13, 1989
Electric discharge machine using a ceramic filter to filter the working fluid
TOSHIBA CERAMICS CO15 citations73
US4909950AMar 20, 1990
Process and apparatus for separating solid-liquid compositions
TOSHIBA CERAMICS CO15 citations72
US5011603AApr 30, 1991
Ceramic filter
TOSHIBA CERAMICS CO5 citations62
US5478055ADec 26, 1995
Slide gate plate for casting and method for mounting and removing the same
TOSHIBA CERAMICS CO2 citations58
KANEGAFUCHI CHEMICAL IND
2 patentsUS5169918ADec 8, 1992
Polymerization apparatus having an effective height/effective inner diameter ratio of at least 4 and a circumferential agitative diameter/effective inner ratio diameter of from 0.7 to 0.9
KANEGAFUCHI CHEMICAL IND7 citations69
US5278262AJan 11, 1994
Polymerization apparatus and batch-wise process for producing vinyl chloride resin
KANEGAFUCHI CHEMICAL IND3 citations58