David E. James
35Patents
14h-index
47Co-inventors
81Inventor score
Filing activity: May 22, 1975 → Jan 21, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4892972A | Purification of crude terephthalic acid | Chemistry; Metallurgy | 47 | Expired |
| US5343830A | Circulating fluidized bed reactor with internal primary particle separation and return | Mechanical Engineering; Lighting; Heating | 43 | Expired |
| US4782181A | Process for removal of high molecular weight impurities in the manufacture of purified terephthalic acid | Chemistry; Metallurgy | 34 | Expired |
| US4415479A | Palladium on carbon catalyst for purification of crude terephthalic acid | Chemistry; Metallurgy | 31 | Expired |
| US6140820A | Measuring cell voltages of a fuel cell stack | Physics | 31 | Expired |
| US3988403A | Process for producing molded structural foam article having a surface that reproducibly and faithfully replicates the surface of the mold | Emerging Cross-Sectional Technologies | 23 | Expired |
| US6281684A | Technique and apparatus to measure cell voltages of a fuel cell stack using different ground references | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4626598A | Purification of terephthalic acid | Chemistry; Metallurgy | 23 | Expired |
| US4992085A | Internal impact type particle separator | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US4394299A | Palladium-rhodium catalyst for purification of crude terephthalic acid | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4467110A | Process for purification of crude terephthalic acid | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4746189A | Optical fiber adhesive joint tube | Physics | 18 | Expired |
| US4467111A | Process for purification of crude terephthalic acid | Performing Operations; Transporting | 18 | Expired |
| US5363812A | Method and apparatus for controlling the bed temperature in a circulating fluidized bed reactor | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US5809940A | Indirect cooling of primary impact type solids separator elements in a CFB reactor | Performing Operations; Transporting | 12 | Expired |
| US5676586A | Model car race track | Human Necessities | 9 | Expired |
| US6312482A | Steam generator for gasifying coal | Chemistry; Metallurgy | 9 | Expired |
| US4652674A | Method for monitoring the fluorescence of 4-carboxy-p-terphenyl in crude terephthalic acid | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6500221B2 | Cooled tubes arranged to form impact type particle separators | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US4421676A | Process for preparation of palladium on carbon catalysts used in the purification of crude terephthalic acid | Chemistry; Metallurgy | 5 | Expired |
| US6058858A | Circulating fluidized bed reactor with plural furnace outlets | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US7464669B2 | Integrated fluidized bed ash cooler | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US6528192B2 | Residual fuel dissipation for a fuel cell stack | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5080798A | Monitoring oligomers in a polymer | Physics | 2 | Expired |
| US4804501A | Process for preparation of anthraquinones and fluorenones | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.