Inventor · Centerville, OH, US

David A. Allen

35Patents
18h-index
26Co-inventors
81Inventor score

Filing activity: Jun 27, 1973 → May 27, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US5207407A Portable base for basketball backboard support pole Emerging Cross-Sectional Technologies 68 Expired
USD378414S Combined pulse rate measurement and display device General 68 Expired
US4657270A Convertible tricycle Performing Operations; Transporting 52 Expired
US5415393A Portable basketball goal with collapsible base Emerging Cross-Sectional Technologies 45 Expired
US5922453A Ceramic-filled fluoropolymer composite containing polymeric powder for high frequency circuit substrates Emerging Cross-Sectional Technologies 42 Expired
US4826162A Compact basketball goal and backboard assembly Human Necessities 35 Expired
USD461334S1 Display General 35 Expired
US4583732A Breakaway basketball goal Human Necessities 32 Expired
US4546991A Adjustable seat for a tricycle Performing Operations; Transporting 32 Expired
US6004231A Molded frame backboard assembly and method of making same Human Necessities 30 Expired
US6053825A Portable basketball system having dual ballast tanks movable between compact and expanded positions Mechanical Engineering; Lighting; Heating 27 Expired
US4664708A Waterfast ink jet compositions Chemistry; Metallurgy 26 Expired
US5916047A Portable basketball goal support system with separate ballast tank Mechanical Engineering; Lighting; Heating 22 Expired
US5292118A Basketball backboard elevator system Emerging Cross-Sectional Technologies 22 Expired
US4653646A Singular packaging system for basketball rim, backboard and pole Performing Operations; Transporting 21 Expired
US6515066B2 Casting mixtures comprising granular and dispersion fluoropolymers Emerging Cross-Sectional Technologies 20 Expired
US5839714A Basketball backboard support assembly Emerging Cross-Sectional Technologies 19 Expired
US4337962A Handlebar mounting assembly Emerging Cross-Sectional Technologies 19 Expired
US6218015A Casting mixtures comprising granular and dispersion fluoropolymers Emerging Cross-Sectional Technologies 18 Expired
US5983602A Method of packing a portable basketball system Mechanical Engineering; Lighting; Heating 17 Expired
US5524883A Breakaway net attachment system Emerging Cross-Sectional Technologies 15 Expired
US6497329B1 Merchandise display Human Necessities 12 Expired
US3954640A Electrostatic printing inks Physics 12 Expired
US6598466B1 Method for additive adhesion force particle analysis and apparatus thereof Physics 10 Expired
US5951416A Breakaway net attachment system Human Necessities 10 Expired

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