David Turner
33Patents
10h-index
35Co-inventors
75Inventor score
Filing activity: Sep 29, 1978 → Apr 20, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4237396A | Electromagnetic machines with permanent magnet excitation | Electricity | 59 | Expired |
| US6007142A | Folding trailer with extendable room | Performing Operations; Transporting | 41 | Expired |
| US5671936A | Shock absorbing bicycle frame apparatus | Performing Operations; Transporting | 39 | Expired |
| US6975510B1 | Ventilated housing for electronic components | Electricity | 31 | Expired |
| US5505515A | Folding trailer with hydraulic lift system | Performing Operations; Transporting | 31 | Expired |
| US7227751B2 | Ventilated housing for electronic components | Electricity | 26 | Expired |
| US6561570B2 | Expandable travel trailer | Performing Operations; Transporting | 23 | Expired |
| US5513400A | Pressure relief mattress | Human Necessities | 17 | Expired |
| US6948887B1 | Transport container having compartments that can be individually pressurized | Performing Operations; Transporting | 17 | Expired |
| US5002638A | Papermaking machine in which the paper web is supported in the draw between the press and dryer sections | Textiles; Paper | 13 | Expired |
| US6862187B2 | Apparatus and method for maximizing equipment storage density | Electricity | 7 | Expired |
| US6854787B2 | Expandable travel trailer | Performing Operations; Transporting | 7 | Expired |
| US5850646A | Pressure relief mattress | Human Necessities | 6 | Expired |
| US9096724B2 | Copolyesterimides of poly(alkylene naphthalate)s having high glass transition temperature and film made therefrom | Chemistry; Metallurgy | 5 | Active |
| US6591854B1 | Superconductive magnet burst disk assembly | Emerging Cross-Sectional Technologies | 5 | Expired |
| US9074052B2 | Copolyesterimides of poly(alkylene terephthalate)s having high glass transition temperature and film made therefrom | Chemistry; Metallurgy | 5 | Active |
| US6906925B2 | Apparatus and method for maximizing equipment storage density | Electricity | 4 | Expired |
| US5291168A | Connector cooling and protection for power coupling assembly for superconducting magnets | Electricity | 3 | Expired |
| US9333692B2 | Hydrolysis resistant polyester films | Emerging Cross-Sectional Technologies | 3 | Active |
| US9637588B2 | Copolyesterimides derived from aromatic dicarboxylic acids and aliphatic glycols and films made therefrom | Textiles; Paper | 3 | Active |
| US9587419B1 | Door swing stop | Fixed Constructions | 3 | Active |
| US9840590B2 | Copolyesterimides derived from N,N′-bis-(hydroxyalkyl)-benzophenone-3,3′,4,4′-tetracarboxylic diimide and films made therefrom | Chemistry; Metallurgy | 2 | Active |
| US9416225B2 | Hydrolysis resistant polyester films | Chemistry; Metallurgy | 2 | Active |
| US8415011B2 | Breathable, heat-sealable composite polymeric film | Emerging Cross-Sectional Technologies | 2 | Expired |
| US10377862B2 | Copolyesterimides derived from N,N′-bis-(hydroxyalkyl)-benzophenone-3,3′,4,4′-tetracarboxylic diimide and films made therefrom | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.