Inventor · Broomfield, CO, US

Nancy K. Schmidt

17Patents
10h-index
30Co-inventors
72Inventor score

Filing activity: Apr 13, 1984 → Jun 1, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US4661974A Automatic route selection of a private telephone network path on the basis of a public telephone network number Emerging Cross-Sectional Technologies 59 Expired
US5311586A Dynamic routing-administration Electricity 45 Expired
US5343517A Use-code based call-treatment selection Electricity 29 Expired
US7668100B2 Efficient load balancing and heartbeat mechanism for telecommunication endpoints Electricity 22 Active
US5333188A Dialed number recognition arrangement Electricity 20 Expired
US5404395A External-to-internal numbering plan aliasing Electricity 19 Expired
US5299261A Arrangement for effecting segmentation of a dialed number Electricity 16 Expired
US5289535A Context-dependent call-feature selection Electricity 13 Expired
US5321743A Shared-tenant services arrangement providing numbering-plan independence and cross-plan access to tenant groups Electricity 10 Expired
US5311584A Telecommunications call-processing arrangement Electricity 10 Expired
US5412714A Mnemonic and synonymic addressing in a telecommunications system Electricity 9 Expired
US7327721B2 Determination of endpoint virtual address assignment in an internet telephony system Electricity 8 Expired
US5485512A Mnemonic and synonymic addressing in a telecommunications system Electricity 6 Expired
US5329582A Dynamic tone-administration Electricity 3 Expired
US8089872B2 Efficient load balancing and heartbeat mechanism for telecommunication endpoints Electricity 2 Active
US9438636B2 Method to block split phone and gateway registration Electricity 0 Active
US9183359B2 Method and apparatus for assigning and releasing licenses Physics 0 Active

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