David E. Williams
34Patents
14h-index
20Co-inventors
81Inventor score
Filing activity: Mar 18, 1976 → Mar 9, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5740915A | Package for a planar element | Physics | 71 | Expired |
| USD292423S | Game machine door | General | 54 | Expired |
| US4009713A | Nebulizer | Emerging Cross-Sectional Technologies | 44 | Expired |
| USD394387S | Calling card package blank | General | 36 | Expired |
| US5467897A | Resilient collapsible tube with device for preventing tube unrolling | Emerging Cross-Sectional Technologies | 29 | Expired |
| US7925514B2 | Systems and methods for creating on-demand routes for powered industrial vehicles | Emerging Cross-Sectional Technologies | 28 | Active |
| US4421310A | Method and apparatus for randomly positioning indica-bearing members | Physics | 27 | Expired |
| US4101611A | Nebulizer | Emerging Cross-Sectional Technologies | 27 | Expired |
| US7634332B2 | Systems and methods for creating routes for powered industrial vehicles | Emerging Cross-Sectional Technologies | 24 | Active |
| US7613617B2 | Systems and methods for managing powered industrial vehicles | Emerging Cross-Sectional Technologies | 19 | Active |
| US5401560A | Polymer backed material with non-slip surface using E-beam cured urethane binder | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4589233A | Sectional abrasive belt | Performing Operations; Transporting | 18 | Expired |
| USD660877S1 | Track-shoe | General | 18 | Expired |
| US8457978B2 | Systems and methods for creating on-demand routes for powered industrial vehicles | Emerging Cross-Sectional Technologies | 15 | Active |
| US8880416B2 | Systems and methods for creating on-demand routes for powered industrial vehicles | Emerging Cross-Sectional Technologies | 14 | Active |
| US7074124B2 | Ventilation system | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4184064A | Water heating means | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US4955952A | Seismic energy source array | Physics | 9 | Expired |
| USD692926S1 | Landfill compactor tooth | General | 9 | Active |
| US4695703A | Flexible blanket heater | Electricity | 9 | Expired |
| US8910345B2 | Door closer | Fixed Constructions | 8 | Active |
| US5433979A | Method of producing a non-slip sheet | Performing Operations; Transporting | 8 | Expired |
| US4039778A | Electric cartridge heater with a multiple thermocouple assembly | Electricity | 7 | Expired |
| US4115686A | Cartridge heater with improved thermocouple | Electricity | 6 | Expired |
| USD660878S1 | Track-shoe | General | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.