Inventor · Ann Arbor, MI, US

Donald E. Gillespie

44Patents
17h-index
51Co-inventors
84Inventor score

Filing activity: Jan 16, 1991 → Jan 9, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6522886B1 Method and system for simultaneously sharing wireless communications among multiple wireless handsets Electricity 1,630 Expired
US6016144A Multi-layered television graphical user interface Electricity 256 Expired
US6411308B1 Television graphical user interface having variable channel control bars Electricity 92 Expired
US6014377A System and method for an integrated wireline/wireless service using private branch exchange lines Electricity 89 Expired
US6181333A Television graphical user interface having channel and program sorting capabilities Electricity 84 Expired
US5805688A Automated system and method for call handling Electricity 70 Expired
US6057831A TV graphical user interface having cursor position indicator Electricity 62 Expired
US6982090B2 More easily visualized punctum plug configurations Performing Operations; Transporting 53 Expired
US5329685A Pneumatically-powered battering ram Emerging Cross-Sectional Technologies 44 Expired
US6011845A Method and system for two-way call holding using an intelligent communication device Electricity 39 Expired
US6104797A Method and system for an intelligent partitioned communication system Electricity 38 Expired
US8961923B2 Autothermal ammonia cracker Emerging Cross-Sectional Technologies 25 Active
US9668298B1 Network-enabled user device charger Electricity 20 Active
US6600918B1 Method and system for providing transmission of selected media programs to a wireless subscriber Electricity 19 Expired
US7574993B2 Apparatus, system and method for operating a dual fueled spark ignition engine Emerging Cross-Sectional Technologies 18 Active
US6584184B1 Method and system for an intelligent partitioned communication system Electricity 17 Expired
US5168538A Optical probe employing an impedance matched sub-lambda transmission line Emerging Cross-Sectional Technologies 17 Expired
US7340262B1 Method and system for providing location-sensitive call management services to a mobile subscriber Electricity 17 Expired
US7366110B2 Method and apparatus for merging call components during call reconstruction Electricity 16 Expired
US9572933B2 Extravasation detection apparatus and methods Human Necessities 16 Active
US6678515B1 Method and system for conditionally routing calls Electricity 14 Expired
US9262150B2 Services versioning Electricity 14 Active
US6823048B2 Calling name information caching Electricity 12 Expired
US5848141A Method and apparatus for provisioning call processing records using logic and data templates Electricity 12 Expired
US7133712B2 Method and apparatus for non-invasive monitoring of blood substances using self-sampled tears Emerging Cross-Sectional Technologies 11 Expired

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