Assignee
ALPS MOTOROLA
JP20 patents
Top patents by PatentIndex Score
USD252024SJun 5, 1979
Housing for a microphone or similar article
ALPS MOTOROLA19 citations80
USD251970SMay 29, 1979
Microphone holder or similar article
ALPS MOTOROLA29 citations80
USD251908SMay 22, 1979
Microphone holder or similar article
ALPS MOTOROLA17 citations80
US3996618ADec 7, 1976
Retention device for cassette tape recorder
ALPS MOTOROLA15 citations74
US3947895AMar 30, 1976
Magnetic tape recorder
ALPS MOTOROLA8 citations74
US3947883AMar 30, 1976
Indicator device for slot-in type cassette tape recorder
ALPS MOTOROLA10 citations74
US4028735AJun 7, 1977
Head indexing apparatus for a combined two and four channel tape player/recorder
ALPS MOTOROLA7 citations73
US3949919AApr 13, 1976
Self-aligning capstan bearing
ALPS MOTOROLA16 citations73
USD252084SJun 12, 1979
Housing for a microphone or similar article
ALPS MOTOROLA7 citations71
USD252085SJun 12, 1979
Housing for a microphone or similar article
ALPS MOTOROLA14 citations71
US4071858AJan 31, 1978
Cartridge ejection preventing device
ALPS MOTOROLA9 citations68
US4075908AFeb 28, 1978
Control lever locking mechanism
ALPS MOTOROLA4 citations63
US3955216AMay 4, 1976
Retention device for endless cartridge tape recorder
ALPS MOTOROLA4 citations60
US4152737AMay 1, 1979
Magnetic recording and reproducing apparatus for use with either a tape cassette or a tape cartridge
ALPS MOTOROLA1 citations52
US4079428AMar 14, 1978
Track changing mechanism for cartridge type tape players
ALPS MOTOROLA2 citations52
US3985043AOct 12, 1976
Fly-wheel for tape recorder
ALPS MOTOROLA5 citations52
US3961373AJun 1, 1976
Track indicating mechanism for magnetic tape recording and reproducing device
ALPS MOTOROLA0 citations51
US3983579ASep 28, 1976
Two-channel and four-channel cartridge tape player
ALPS MOTOROLA4 citations45
US3939492AFeb 17, 1976
Locking mechanism for control lever in magnetic tape recorder
ALPS MOTOROLA1 citations33
US4129890ADec 12, 1978
Magnetic recording and reproducing apparatus
ALPS MOTOROLA0 citations20