Inventor
SOBUE MASAHISA
JP15 patents
⚠️ This page may combine multiple inventors who share the name “SOBUE MASAHISA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
12 patentsUS5208502AMay 4, 1993
Sliding current collector made of ceramics
HITACHI LTD73 citations95
US4941251AJul 17, 1990
Rollers for rolling mills
HITACHI LTD17 citations81
US4839949AJun 20, 1989
Rollers for rolling mills
HITACHI LTD17 citations81
US5266860ANov 30, 1993
Commutator
HITACHI LTD10 citations74
US5378417AJan 3, 1995
Process for producing ceramic compositions
HITACHI LTD13 citations73
US5316987AMay 31, 1994
Ceramic composite and process for production thereof
HITACHI LTD10 citations73
US5252273AOct 12, 1993
Slip casting method
HITACHI LTD18 citations73
US5271871ADec 21, 1993
Conductive material and process for preparing the same
HITACHI LTD11 citations72
US5200373AApr 6, 1993
High strength composite ceramic structure and process for producing the same
HITACHI LTD9 citations72
US5085806AFeb 4, 1992
Conductive material and process for preparing the same
HITACHI LTD16 citations72
US5138221AAug 11, 1992
Inorganically insulated heater, and cathode ray tube and air flow sensor using the same
HITACHI LTD7 citations69
US5403674AApr 4, 1995
Conductive material and process for preparing the same
HITACHI LTD2 citations61
HITACHI METALS LTD
2 patentsUS6846765B2Jan 25, 2005
Silicon nitride powder, silicon nitride sintered body, sintered silicon nitride substrate, and circuit board and thermoelectric module comprising such sintered silicon nitride substrate
HITACHI METALS LTD91 citations96
US7031166B2Apr 18, 2006
Silicon nitride powder, silicon nitride sintered body, sintered silicon nitride substrate, and circuit board and thermoelectric module comprising such sintered silicon nitride substrate
HITACHI METALS LTD19 citations91