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US ROBOTICS INC

US11 patents

Top patents by PatentIndex Score

US5438614AAug 1, 1995

Modem management techniques

US ROBOTICS INC134 citations97
US5577105ANov 19, 1996

Telephone call routing and switching techniques for data communications

US ROBOTICS INC161 citations96
US5528595AJun 18, 1996

Modem input/output signal processing techniques

US ROBOTICS INC142 citations95
US5724413AMar 3, 1998

Host computer digital signal processing system for communicating over voice-grade telephone channels

US ROBOTICS INC23 citations92
US5579305ANov 26, 1996

Asymmetric duplex modem utilizing narrow band echo cancellation

US ROBOTICS INC23 citations92
US5515398AMay 7, 1996

Modem line probing signal techniques

US ROBOTICS INC42 citations92
US5438536AAug 1, 1995

Flash memory module

US ROBOTICS INC42 citations92
US5008901AApr 16, 1991

Asymmetrical duplex error-controlled modem

US ROBOTICS INC43 citations91
US5472351ADec 5, 1995

Personal computer modem card interface construction

US ROBOTICS INC68 citations90
US5416776AMay 16, 1995

Modem backplane techniques

US ROBOTICS INC51 citations88
US5535014AJul 9, 1996

Method for maintaining a communication link with a facsimile modem

US ROBOTICS INC5 citations55