Inventor
TSUJI MASASHIGE
JP14 patents
⚠️ This page may combine multiple inventors who share the name “TSUJI MASASHIGE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
5 patentsUS7561448B2Jul 14, 2009
Power inverter
HITACHI LTD37 citations92
US6529009B2Mar 4, 2003
Vacuum switch including vacuum-measurement devices, switchgear using the vacuum switch, and operation method thereof
HITACHI LTD12 citations73
US6426627B2Jul 30, 2002
Vacuum switch including vacuum-measurement devices, switchgear using the vacuum switch, and operation method thereof
HITACHI LTD10 citations73
US6495786B1Dec 17, 2002
Vacuum exhaust element of vacuum switch
HITACHI LTD7 citations72
US8040088B2Oct 18, 2011
Power inverter
HITACHI LTD4 citations62
FUNABA SEIJI
4 patentsUS8436590B2May 7, 2013
Discharge circuit for smoothing capacitor of DC power supply
FUNABA SEIJI18 citations91
US9209737B2Dec 8, 2015
Power converter
FUNABA SEIJI10 citations83
US8456866B2Jun 4, 2013
Power supply circuit and power conversion device
FUNABA SEIJI6 citations72
US8970155B2Mar 3, 2015
Power inverter
FUNABA SEIJI3 citations60