Inventor · Thousand Oaks, CA, US

Clifford Hannel

27Patents
11h-index
12Co-inventors
72Inventor score

Filing activity: Apr 11, 1986 → Dec 16, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US7272625B1 Generalized policy server Electricity 190 Expired
US7580919B1 Query interface to policy server Emerging Cross-Sectional Technologies 113 Expired
US7840664B2 Automated characterization of network traffic Electricity 40 Active
US7194535B2 Methods and systems for testing stateful network communications devices Electricity 34 Expired
US8136143B2 Generalized policy server Electricity 34 Active
US7912856B2 Adaptive encryption Electricity 31 Active
US4747321A Anti-backlash gear assembly Emerging Cross-Sectional Technologies 30 Expired
US7821926B2 Generalized policy server Electricity 28 Active
US7561559B2 Hardware time stamping and processor synchronization Electricity 22 Active
US7627669B2 Automated capturing and characterization of network traffic using feedback Electricity 14 Active
US8005958B2 Virtual interface Electricity 14 Active
US8914432B2 Real world traffic Electricity 11 Active
US4805475A Anti-backlash gear assembly Emerging Cross-Sectional Technologies 11 Expired
US7496664B2 Method for testing stateful network communications devices Electricity 8 Active
US4696197A System for counterbalancing tool mount loads in a machine tool Emerging Cross-Sectional Technologies 8 Expired
US8914410B2 Query interface to policy server Electricity 7 Active
US8935311B2 Generalized policy server Electricity 5 Active
US4824087A Clamp Emerging Cross-Sectional Technologies 5 Expired
US9331992B2 Access control Electricity 5 Active
US9154489B2 Query interface to policy server Electricity 5 Active
US8694626B2 Automated characterization of network traffic Electricity 3 Active
US9276920B2 Tunneling using encryption Electricity 2 Active
US8073966B2 Virtual interface Electricity 2 Active
US8159957B2 Hardware time stamping and synchronized data transmission Electricity 1 Active
US9438577B2 Query interface to policy server Electricity 0 Active

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