Inventor
WADA YOSHIYO
JP15 patents
⚠️ This page may combine multiple inventors who share the name “WADA YOSHIYO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VICTOR COMPANY OF JAPAN
12 patentsUS4998174AMar 5, 1991
Floating type magnetic head assembly
VICTOR COMPANY OF JAPAN27 citations87
US4503529AMar 5, 1985
Record stylus for capacitance disks
VICTOR COMPANY OF JAPAN9 citations74
US4402018AAug 30, 1983
System using a rotating medium for recording cinematographic picture images
VICTOR COMPANY OF JAPAN17 citations73
US4327430AApr 27, 1982
Information signal recording medium of rotary type with overlapped tracks
VICTOR COMPANY OF JAPAN9 citations73
US4486791ADec 4, 1984
Apparatus for optically reproducing signals recorded on a rotating recording medium
VICTOR COMPANY OF JAPAN20 citations72
US4987505AJan 22, 1991
Magnetic head device having photo detector cell
VICTOR COMPANY OF JAPAN15 citations71
US4199782AApr 22, 1980
Stylus for reproducing capacitive videodisc
VICTOR COMPANY OF JAPAN10 citations68
US4497052AJan 29, 1985
Stylus for reproducing information signals recorded on a recording medium
VICTOR COMPANY OF JAPAN3 citations63
US4273967AJun 16, 1981
Stylus for reproducing capacitive videodisc
VICTOR COMPANY OF JAPAN6 citations63
US4420827ADec 13, 1983
Disc reproducing system
VICTOR COMPANY OF JAPAN2 citations62
US4488281ADec 11, 1984
Capacitance detection type record stylus having a conductive shank
VICTOR COMPANY OF JAPAN1 citations51
US4495610AJan 22, 1985
Circuit arrangement for applying high frequency energy to a capacitance detection record stylus
VICTOR COMPANY OF JAPAN0 citations41