Inventor
HASEGAWA YOJI
JP13 patents
⚠️ This page may combine multiple inventors who share the name “HASEGAWA YOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NISSAN MOTOR
8 patentsUS4567725AFeb 4, 1986
Trap regenerative device control apparatus
NISSAN MOTOR57 citations96
US4574589AMar 11, 1986
Exhaust particle removing system for an internal combustion engine
NISSAN MOTOR73 citations95
US4608640AAug 26, 1986
Trap regenerative device control apparatus
NISSAN MOTOR31 citations92
US4538413ASep 3, 1985
Particle removing system for an internal combustion engine
NISSAN MOTOR89 citations92
US4541239ASep 17, 1985
Exhaust purification apparatus
NISSAN MOTOR39 citations91
US4522027AJun 11, 1985
Exhaust particle removal system for an internal combustion engine
NISSAN MOTOR23 citations82
US4522028AJun 11, 1985
Regenerative burner control apparatus
NISSAN MOTOR14 citations73
US4422431ADec 27, 1983
Exhaust gas recirculation system for internal combustion engine
NISSAN MOTOR5 citations60
SONY CORP
4 patentsUS7126276B2Oct 24, 2006
Non-evaporation type getter, display unit and production method for them
SONY CORP7 citations73
US6252341B1Jun 26, 2001
Impregnated cathode having varying surface porosity
SONY CORP13 citations71
US6425793B1Jul 30, 2002
Impregnated cathode and method of manufacturing same, electron gun and electron tube
SONY CORP4 citations60
US8018155B2Sep 13, 2011
Short arc type high voltage electrical discharge electrode, short arc type high voltage electrical discharge tube, short arc type high voltage electrical discharge light source apparatus, and their manufacturing methods
SONY CORP0 citations40