Inventor
MATAKE KOZO
JP14 patents
⚠️ This page may combine multiple inventors who share the name “MATAKE KOZO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EBARA CORP
12 patentsUS5846062ADec 8, 1998
Two stage screw type vacuum pump with motor in-between the stages
EBARA CORP163 citations98
US5923108AJul 13, 1999
Canned motor
EBARA CORP71 citations96
US5814913ASep 29, 1998
Multishaft electric motor and positive-displacement pump combined with such multishaft electric motor
EBARA CORP22 citations92
US5779453AJul 14, 1998
Vacuum pump motor arrangement having reduced heat generation
EBARA CORP52 citations92
US6902380B2Jun 7, 2005
Vacuum pump with pump rotor pairs and permanent magnet motor
EBARA CORP17 citations83
US5209579AMay 11, 1993
Thrust bearing device
EBARA CORP20 citations81
US6761542B2Jul 13, 2004
Multishaft electric motor and positive-displacement pump combined with such multishaft electric motor
EBARA CORP6 citations73
US6447271B2Sep 10, 2002
Multishaft electric motor and positive-displacement pump combined with such multishaft electric motor
EBARA CORP5 citations73
US6183218B1Feb 6, 2001
Multishaft electric motor and positive-displacement pump combined with such multishaft electric motor
EBARA CORP10 citations73
US4636672AJan 13, 1987
Submersible motor
EBARA CORP10 citations73
US4886378ADec 12, 1989
Thrust bearing device
EBARA CORP5 citations62
US11863025B2Jan 2, 2024
Resin molded rotor, canned motor, canned motor pump, fan scrubber, and vacuum pump apparatus
EBARA CORP0 citations50