Inventor
SONOBE TADASHI
JP17 patents
⚠️ This page may combine multiple inventors who share the name “SONOBE TADASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
15 patentsUS6426578B1Jul 30, 2002
Electric rotating machine
HITACHI LTD49 citations95
US6242825B1Jun 5, 2001
Electric rotating machine with reduced thickness and volume of insulation
HITACHI LTD67 citations95
US6201323B1Mar 13, 2001
Rotating machine
HITACHI LTD19 citations92
US6359350B1Mar 19, 2002
Rotary electric machine
HITACHI LTD27 citations89
US6936939B2Aug 30, 2005
Rotating electric machine and cooling method thereof
HITACHI LTD13 citations82
US6538351B2Mar 25, 2003
Rotating machine with plural coolers in plural ventilation passages
HITACHI LTD10 citations82
US6359351B1Mar 19, 2002
Rotating machine
HITACHI LTD11 citations82
US6265795B1Jul 24, 2001
Rotating machine
HITACHI LTD12 citations82
US6262502B1Jul 17, 2001
Rotating machine
HITACHI LTD14 citations82
US6262501B1Jul 17, 2001
Rotating machine
HITACHI LTD13 citations81
US6316852B1Nov 13, 2001
Rotating machine
HITACHI LTD11 citations73
US6724107B1Apr 20, 2004
Dynamo-electric machine
HITACHI LTD6 citations72
US6288461B1Sep 11, 2001
Electric rotary machine
HITACHI LTD13 citations72
US6737768B2May 18, 2004
Rotating electric machine
HITACHI LTD3 citations61
US4331897AMay 25, 1982
Commutator apparatus for rotary electric machine
HITACHI LTD0 citations36