Inventor
ASANO KAZUHIRO
25 patents
⚠️ This page may combine multiple inventors who share the name “ASANO KAZUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO INSTR & ELECTRONICS
22 patentsUS4061929ADec 6, 1977
Circuit for obtaining DC voltage higher than power source voltage
SEIKO INSTR & ELECTRONICS94 citations96
US4205369AMay 27, 1980
Voltage dropping circuit
SEIKO INSTR & ELECTRONICS32 citations92
US4853682AAug 1, 1989
Data stored display device
SEIKO INSTR & ELECTRONICS49 citations88
US4312059AJan 19, 1982
Electronic timepiece
SEIKO INSTR & ELECTRONICS23 citations82
US4045691AAug 30, 1977
Level shift circuit
SEIKO INSTR & ELECTRONICS31 citations82
US4352169ASep 28, 1982
Electronic timepiece
SEIKO INSTR & ELECTRONICS8 citations74
US4276626AJun 30, 1981
Electronic watch
SEIKO INSTR & ELECTRONICS8 citations74
US4272837AJun 9, 1981
Electronic timepiece with rotation detector
SEIKO INSTR & ELECTRONICS16 citations74
US4271496AJun 2, 1981
Electronic watch
SEIKO INSTR & ELECTRONICS7 citations74
US4217751AAug 19, 1980
Electronic timepiece
SEIKO INSTR & ELECTRONICS8 citations74
US4204397AMay 27, 1980
Electronic timepiece
SEIKO INSTR & ELECTRONICS12 citations74
US4074515AFeb 21, 1978
Electronic timepiece with battery life display
SEIKO INSTR & ELECTRONICS13 citations74
US4044544AAug 30, 1977
Electronic timepiece
SEIKO INSTR & ELECTRONICS8 citations72
US4123896ANov 7, 1978
Digital electronic timepiece
SEIKO INSTR & ELECTRONICS10 citations71
US4104864AAug 8, 1978
Electronic timepiece
SEIKO INSTR & ELECTRONICS7 citations71
US4246498AJan 20, 1981
Semiconductor integrated driving circuit including C-MOS and junction FET's
SEIKO INSTR & ELECTRONICS2 citations63
US4095407AJun 20, 1978
Oscillating and dividing circuit having level shifter for electronic timepiece
SEIKO INSTR & ELECTRONICS4 citations62
US4386423AMay 31, 1983
Electronic timepiece having multi-functions
SEIKO INSTR & ELECTRONICS5 citations60
US4262346AApr 14, 1981
Multi function electronic timepiece
SEIKO INSTR & ELECTRONICS2 citations60
US4257116AMar 17, 1981
Electronic timepiece
SEIKO INSTR & ELECTRONICS4 citations60
US4224789ASep 30, 1980
Electronic timepiece
SEIKO INSTR & ELECTRONICS1 citations50
US4262347AApr 14, 1981
Electronic timepiece
SEIKO INSTR & ELECTRONICS0 citations39