Inventor
SEKI YASUHARU
JP15 patents
⚠️ This page may combine multiple inventors who share the name “SEKI YASUHARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
8 patentsUS5229561AJul 20, 1993
Puffer-type gas circuit breaker
HITACHI LTD9 citations74
US5159164AOct 27, 1992
Gas circuit breaker
HITACHI LTD8 citations73
US5153397AOct 6, 1992
Gas circuit breaker
HITACHI LTD8 citations73
US5079391AJan 7, 1992
Puffer type gas circuit breaker, contact cover and insulated nozzle of the breaker
HITACHI LTD8 citations73
US5072084ADec 10, 1991
Gas circuit breaker
HITACHI LTD16 citations73
US5012051AApr 30, 1991
Three-phase common container-type circuit breaker
HITACHI LTD8 citations72
US5045651ASep 3, 1991
Switch
HITACHI LTD7 citations71
US5151566ASep 29, 1992
Gas circuit breaker
HITACHI LTD5 citations62
SONY CORP
3 patentsUS7739659B2Jun 15, 2010
Information processing apparatus, executability determining method, and computer program for the same
SONY CORP4 citations60
US8015295B2Sep 6, 2011
Communication system, communication device, program and communication method
SONY CORP0 citations41
US7962666B2Jun 14, 2011
Transfer apparatus, transfer system, program, and transfer method
SONY CORP0 citations40