Inventor · Frederick, MD, US

Dan Scheffer

29Patents
4h-index
32Co-inventors
59Inventor score

Filing activity: Jul 25, 2006 → Sep 1, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US9894944B2 Personal thermal management system Human Necessities 7 Active
USD828827S1 Transponder antenna inlay General 6 Active
US9540498B1 Method of coating a substrate with a graphene containing composition Chemistry; Metallurgy 5 Active
US9117568B2 Polymer compositions containing carbonaceous fillers Emerging Cross-Sectional Technologies 5 Active
US9777171B1 Graphene compositions Chemistry; Metallurgy 4 Active
US11265410B2 Self-organizing communications network nodes and systems Electricity 3 Active
US9518188B2 Method of printing a conductive article and articles made thereby Emerging Cross-Sectional Technologies 3 Active
US10067008B2 Capacitive sensor Physics 2 Active
US11722592B2 Wearable antenna system Electricity 2 Active
US9434834B1 Graphene compositions Chemistry; Metallurgy 2 Active
US8221955B2 Methods of producing ink toners and ink compositions including ink toners Physics 2 Active
US7794910B2 Method for controlling particle conductivity in a liquid developer containing yttrium or scandium charge adjuvant Physics 1 Active
US9811774B2 Resilient radio-frequency tag Physics 1 Active
US12366630B2 Sensor node communications system and related methods Physics 0 Active
US11729304B2 Self-organing communications network and systems Electricity 0 Active
US10349178B2 Microphone diaphragm Electricity 0 Active
US11882680B2 Electromagnetic interference shielding structures Electricity 0 Active
US12431932B2 Wearable communications node with mesh networking capabilities Electricity 0 Active
US12270927B2 System to determine the location of a radio frequency source using radio frequency signal strength and related methods Physics 0 Active
US11245784B1 Self-organizing communications network nodes and systems Electricity 0 Active
US12170739B2 Wearable antenna system Electricity 0 Active
US10166811B1 Security devices Performing Operations; Transporting 0 Active
US10839279B2 Transponder fabrication methods Electricity 0 Active
US9731540B2 Security devices Performing Operations; Transporting 0 Active
US12289421B2 Communications tarpaulin Electricity 0 Active

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