Assignee
OKI TELECOM
US13 patents
Top patents by PatentIndex Score
US5537410AJul 16, 1996
Subsequent frame variable data rate indication method
OKI TELECOM179 citations98
US5442806AAug 15, 1995
Preferred carrier selection method for selecting any available cellular carrier frequency when neither home nor preferred cellular carrier frequencies are available
OKI TELECOM238 citations98
US5673266ASep 30, 1997
Subsequent frame variable data rate indication method
OKI TELECOM77 citations95
US5276729AJan 4, 1994
Radiotelephone for automatically dialing remotely programmed number upon call termination and without user operation
OKI TELECOM202 citations95
US5627835AMay 6, 1997
Artificial window size interrupt reduction system for CDMA receiver
OKI TELECOM62 citations94
US5726982AMar 10, 1998
Artificial window size interrupt reduction system for CDMA receiver
OKI TELECOM33 citations90
US5649288AJul 15, 1997
Dual-function double balanced mixer circuit
OKI TELECOM21 citations89
US5603113AFeb 11, 1997
Automatic gain control circuit for both receiver and transmitter adjustable amplifiers including a linear signal level detector with DC blocking, DC adding, and AC removing components
OKI TELECOM42 citations89
USD327247SJun 23, 1992
Recharger for a battery pack for a mobile phone
OKI TELECOM37 citations86
USD346494SMay 3, 1994
Portable cellular telephone carrying case with expandable, easy-access to battery
OKI TELECOM31 citations81
US5893030AApr 6, 1999
Dual-function double balanced mixer circuit
OKI TELECOM8 citations70
US5602513AFeb 11, 1997
Reversed phase-locked loop
OKI TELECOM6 citations70
US5488332AJan 30, 1996
Reversed phase-locked loop
OKI TELECOM5 citations70