Inventor
OKUBO KAZUO
JP20 patents
⚠️ This page may combine multiple inventors who share the name “OKUBO KAZUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHINKO ELECTRIC CO LTD
7 patentsUS4841216AJun 20, 1989
Engine start type VSCF generating system
SHINKO ELECTRIC CO LTD109 citations96
USD511495SNov 15, 2005
Wind power generator
SHINKO ELECTRIC CO LTD42 citations92
USD509794SSep 20, 2005
Wind power generator
SHINKO ELECTRIC CO LTD23 citations92
US7141887B2Nov 28, 2006
Power supply unit, generator, and wind turbine generator
SHINKO ELECTRIC CO LTD19 citations91
US7510366B2Mar 31, 2009
Vertical axis type wind power station
SHINKO ELECTRIC CO LTD16 citations82
US7432608B2Oct 7, 2008
Generator and power supply for use therein
SHINKO ELECTRIC CO LTD10 citations81
US5391975AFeb 21, 1995
Constant-frequency electric power source
SHINKO ELECTRIC CO LTD13 citations74
FUJITSU LTD
7 patentsUS5600734AFeb 4, 1997
Electron beam tester
FUJITSU LTD59 citations95
US5641960AJun 24, 1997
Circuit pattern inspecting device and method and circuit pattern arrangement suitable for the method
FUJITSU LTD69 citations93
US5872862AFeb 16, 1999
Electron beam tester
FUJITSU LTD38 citations92
US5331275AJul 19, 1994
Probing device and system for testing an integrated circuit
FUJITSU LTD43 citations92
US5825912AOct 20, 1998
Electron beam tester
FUJITSU LTD13 citations73
US5416426AMay 16, 1995
Method of measuring a voltage with an electron beam apparatus
FUJITSU LTD8 citations72
US5300880AApr 5, 1994
Method of measuring a voltage with an electron beam apparatus
FUJITSU LTD6 citations72