Inventor · Cary, NC, US

Xuewen Li

20Patents
12h-index
16Co-inventors
78Inventor score

Filing activity: Feb 12, 1999 → Mar 26, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6798786B1 Managing calls over a data network Electricity 211 Expired
US6885658B1 Method and apparatus for interworking between internet protocol (IP) telephony protocols Electricity 81 Expired
US6636508B1 Network resource conservation system Electricity 50 Expired
USD887098S1 Dish rack General 42 Active
US6591301B1 Methods and systems for controlling network gatekeeper message processing Electricity 40 Expired
US6961332B1 Multiple appearance directory number support across packet- and circuit-switched networks Electricity 26 Expired
USD914408S1 Organizer with sliding storage drawers General 24 Active
USD915148S1 Spice rack General 21 Active
USD922715S1 Over-sink retractable dish drying rack General 17 Active
USD911782S1 Expandable spice rack General 17 Active
US6907462B1 Network gatekeeper prioritizing method and system Electricity 16 Expired
US6775277B1 Methods and systems for processing calls in a packet network using peer call servers Electricity 16 Expired
US7801157B2 Methods and systems for processing calls in a packet network using peer call servers Electricity 3 Active
US7995561B2 Techniques for implementing logical trunk groups with session initiation protocol (SIP) Electricity 2 Active
USD916524S1 Wall mounted shelf General 2 Active
US9591139B2 Systems, methods, and computer program products for providing caller identity update information Electricity 0 Active
US8654759B2 Loop condition prevention at internetwork interface boundary Electricity 0 Active
US11745375B2 Cutter assembly and fruit and vegetable cutter using the cutter assembly Performing Operations; Transporting 0 Active
US8934481B2 Loop condition prevention at internetwork interface boundary Electricity 0 Active
US10182159B2 Configuration of shared trunk groups in an IP telephony network Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.