Inventor · Salt Lake City, UT, US

David Long

35Patents
17h-index
20Co-inventors
81Inventor score

Filing activity: Aug 26, 1974 → Jun 11, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US5697369A Method and apparatus for disease, injury and bodily condition screening or sensing Emerging Cross-Sectional Technologies 190 Expired
US4927623A Dissolution of gas in a fluorocarbon liquid Human Necessities 176 Expired
US4865836A Brominated perfluorocarbon emulsions for internal animal use for contrast enhancement and oxygen transport Emerging Cross-Sectional Technologies 168 Expired
US5114703A Percutaneous lymphography using particulate fluorocarbon emulsions Emerging Cross-Sectional Technologies 165 Expired
US4987154A Biocompatible, stable and concentrated fluorocarbon emulsions for contrast enhancement and oxygen transport in internal animal use Emerging Cross-Sectional Technologies 143 Expired
US4993415A Magnetic resonance imaging with perfluorocarbon hydrides Human Necessities 123 Expired
US5077036A Biocompatible stable fluorocarbon emulsions for contrast enhancement and oxygen transport comprising 40-125% wt./volume fluorocarbon combined with a phospholipid Emerging Cross-Sectional Technologies 109 Expired
US3975512A Non-toxic brominated perfluorocarbons radiopaque agents Human Necessities 75 Expired
US5080885A Brominated perfluorocarbon emulsions for internal animal use for contrast enhancement and oxygen transport Emerging Cross-Sectional Technologies 67 Expired
US5633133A Ligation with hammerhead ribozymes Chemistry; Metallurgy 48 Expired
US4073879A Brominated perfluorocarbon radiopaque agents Human Necessities 46 Expired
US4767610A Method for detecting abnormal cell masses in animals Human Necessities 43 Expired
US5393513A Stable, highly concentrated fluoro carbon emulsions Emerging Cross-Sectional Technologies 42 Expired
US5284645A Fluorocarbon emulsions containing amino acid based anti-inflamatory agents and buffer systems Human Necessities 24 Expired
US4951673A Magnetic resonance imaging with perfluorocarbon hydrides Emerging Cross-Sectional Technologies 23 Expired
US6987925B2 DVD random shuffle method Physics 20 Expired
US5391376A Method for preventing and treating cachexia Emerging Cross-Sectional Technologies 17 Expired
US4794185A Process for the preparation of imidazopyridines Chemistry; Metallurgy 17 Expired
US5679394A Method of extending the vascular dwell-time of particulate therapeutic and particulate diagnostic agents Emerging Cross-Sectional Technologies 15 Expired
USD471335S1 Refuse container enclosure General 12 Expired
US5496404A Process of recycling paint waste Emerging Cross-Sectional Technologies 11 Expired
US6837512B2 Apparatus for improving human mobility on snow surfaces Human Necessities 10 Expired
US5264220A Method of extending the vascular dwell-time of particulate therapeutic and particulate diagnostic agents Emerging Cross-Sectional Technologies 10 Expired
US4049411A Forming level air conditioning system Mechanical Engineering; Lighting; Heating 9 Expired
USD671292S1 Carrying cart accommodation for special needs rider General 6 Active

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