Assignee
UNIDEN KK
US138 patents
Top patents by PatentIndex Score
US6263201B1Jul 17, 2001
Scheduled data Transmission system, scheduled data transmission method, and transmission server
UNIDEN KK156 citations98
US5610946AMar 11, 1997
Radio communication apparatus
UNIDEN KK111 citations98
US6263202B1Jul 17, 2001
Communication system and wireless communication terminal device used therein
UNIDEN KK88 citations97
US5696471ADec 9, 1997
Inductive coupled filter with electrically neutral holes between solid spiral inductors
UNIDEN KK63 citations96
US6104356AAug 15, 2000
Diversity antenna circuit
UNIDEN KK69 citations95
US5859875AJan 12, 1999
Transmitter, receiver, communication system, and communication method employing spread spectrum communication technique
UNIDEN KK139 citations95
US4831498AMay 16, 1989
Shield structure for circuit on circuit board
UNIDEN KK85 citations95
US5539148AJul 23, 1996
Electronic apparatus case having an electro-magnetic wave shielding structure
UNIDEN KK71 citations94
US4963844AOct 16, 1990
Dielectric waveguide-type filter
UNIDEN KK61 citations94
US6125277ASep 26, 2000
Cordless telephone containing a protocol converting circuit to connect to digital exchanges having different protocols
UNIDEN KK38 citations93
US5929598AJul 27, 1999
Noncontact charging device, charger, cordless electric equipment, and noncontact charger
UNIDEN KK162 citations93
US5533010AJul 2, 1996
Channel switching control method and a cordless telephone system using the same
UNIDEN KK28 citations93
US4511761AApr 16, 1985
Automatic communication standby device in cordless telephone
UNIDEN KK39 citations93
US6160838ADec 12, 2000
Spread spectrum transmitter, spread spectrum receiver and spread spectrum communication method and automatic gain control circuit for spread spectrum receiver
UNIDEN KK33 citations92
US6061366AMay 9, 2000
Transmitting device, receiving device, packet transmission system and packet signal transmission method
UNIDEN KK20 citations92
US6021137AFeb 1, 2000
Data collection system
UNIDEN KK46 citations92
US5642424AJun 24, 1997
Device for connecting external sound generator
UNIDEN KK21 citations92
US5574995ANov 12, 1996
Radio receiver with a high speed and accurate search operation and method thereof
UNIDEN KK22 citations92
US5471660ANov 28, 1995
Channel selecting method for radio receiver and highspeed scanning type radio receiver
UNIDEN KK27 citations92
US5438688AAug 1, 1995
Channel selecting method and highspeed scanning radio receiver which concurrently scans multiple channels
UNIDEN KK32 citations92
US5434905AJul 18, 1995
Digital cordless telephone set operated under burst synchronization
UNIDEN KK30 citations92
US5426690AJun 20, 1995
Cordless telephone apparatus which restores radio channels after power loss
UNIDEN KK35 citations92
US5367268ANov 22, 1994
Transmission signal output control circuit
UNIDEN KK24 citations92
US4709407ANov 24, 1987
Band discriminating method in a receiver
UNIDEN KK37 citations92
US4698632AOct 6, 1987
Radar detector
UNIDEN KK32 citations92
USD291804SSep 8, 1987
Portable radio telephone and FM two-way radio
UNIDEN KK27 citations92
US6044281AMar 28, 2000
Cordless telephone set having charging terminal configured for holding handset
UNIDEN KK27 citations91
US5801466ASep 1, 1998
Vibrator attaching structure
UNIDEN KK50 citations91
US5594707AJan 14, 1997
Fish finder
UNIDEN KK31 citations91
US5579012ANov 26, 1996
Speed detecting apparatus
UNIDEN KK19 citations91
US5574994ANov 12, 1996
Method of correcting carrier leak in a transmitter
UNIDEN KK50 citations91
US4837535AJun 6, 1989
Resonant wave filter
UNIDEN KK51 citations91
US6985544B2Jan 10, 2006
Diversity receiver
UNIDEN KK26 citations90
US6907094B2Jun 14, 2005
Diversity receiving device
UNIDEN KK26 citations90
US5991603ANov 23, 1999
Narrow-band communication apparatus
UNIDEN KK17 citations90
US5893034AApr 6, 1999
Cordless parent/slave telephone set with improved sidetone handling
UNIDEN KK40 citations90
US5634205AMay 27, 1997
Radio equipment based on AFC system with temperature detection and method of automatic frequency control
UNIDEN KK32 citations90
US5758289AMay 26, 1998
Telephone system and bell sound detecting method thereof
UNIDEN KK17 citations89
US5661780AAug 26, 1997
Cordless telephone having power failure detection circuit
UNIDEN KK48 citations89
US5598430AJan 28, 1997
Analog/digital receiver
UNIDEN KK34 citations89
US5315302AMay 24, 1994
Radar detector
UNIDEN KK48 citations89
US5628059AMay 6, 1997
DC offset circuit for cartesian loop
UNIDEN KK29 citations88
US5376941ADec 27, 1994
Antenna direction adjusting method and apparatus for satellite broadcasting receiving system
UNIDEN KK58 citations88
US6953118B2Oct 11, 2005
Container for shipping and display
UNIDEN KK21 citations86
US6892564B2May 17, 2005
Fall impact apparatus
UNIDEN KK18 citations84
US5486797AJan 23, 1996
Integrated port selection circuit for high frequency signal
UNIDEN KK19 citations84
US5764685AJun 9, 1998
Method of setting spread code series and communication apparatus using spread spectrum communication method
UNIDEN KK19 citations83
US5374779ADec 20, 1994
Electro-magnetic wave shielding structure
UNIDEN KK19 citations82
US4622553ANov 11, 1986
Radar detector
UNIDEN KK25 citations82
US7206403B2Apr 17, 2007
Telephone terminal equipment interface circuit
UNIDEN KK10 citations81
Showing the top 50 of 138 patents by PatentIndex Score.