Inventor
KATAYAMA SUSUMU
JP9 patents
⚠️ This page may combine multiple inventors who share the name “KATAYAMA SUSUMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC WORKS LTD
6 patentsUS4961039AOct 2, 1990
Moving object detecting device
MATSUSHITA ELECTRIC WORKS LTD23 citations91
US4942384AJul 17, 1990
Composite type crime preventive sensor
MATSUSHITA ELECTRIC WORKS LTD23 citations90
US4114146ASep 12, 1978
Ultrasonic wave watching device of moving object detecting type
MATSUSHITA ELECTRIC WORKS LTD18 citations73
US4104610AAug 1, 1978
Ultrasonic wave horn
MATSUSHITA ELECTRIC WORKS LTD14 citations73
US4796725AJan 10, 1989
Electrostatic transducer
MATSUSHITA ELECTRIC WORKS LTD14 citations72
US4131872ADec 26, 1978
Ultrasonic wave echo-type switch
MATSUSHITA ELECTRIC WORKS LTD6 citations62