William D. Edwards
21Patents
6h-index
14Co-inventors
66Inventor score
Filing activity: Sep 15, 1986 → Oct 10, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6633735B2 | Reduction of seam mark from an endless seamed organophotoreceptor belt | Physics | 33 | Expired |
| US6182911A | Injection spray system with adjustable metering valve | Performing Operations; Transporting | 32 | Expired |
| US5737003A | System for registration of color separation images on a photoconductor belt | Electricity | 25 | Expired |
| US7024126B2 | Developing unit and density control method in electrophotography | Physics | 21 | Expired |
| US5433023A | Archival mounting corner | Performing Operations; Transporting | 15 | Expired |
| US5890804A | Automatic stirring and scraping device | Performing Operations; Transporting | 9 | Expired |
| US6367468B1 | Base plate for masonry tool | Performing Operations; Transporting | 5 | Expired |
| US5893658A | Image plane registration system for electrographic systems | Physics | 5 | Expired |
| US6996362B2 | Fuser system and method for electophotography including multiple fusing stations | Physics | 4 | Expired |
| US6115572A | System for registration of color separation images on a photoconductor belt | Electricity | 4 | Expired |
| US4687233A | Pipe connector structure | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US7088932B2 | System and method for measuring charge/mass and liquid toner conductivty contemporaneously | Physics | 3 | Expired |
| US7664437B2 | Developing unit and density control method in electrophotography | Physics | 2 | Active |
| US7044120B1 | Baseplate for tool | Performing Operations; Transporting | 2 | Expired |
| US6954607B2 | Fusing apparatus and method for liquid toner electrophotography using multiple stations having different prefusing and fusing temperatures | Physics | 2 | Expired |
| US7414759B2 | Scanner linearity tester | Electricity | 2 | Active |
| US11005214B2 | Locking electrical adaptor | Electricity | 1 | Active |
| US7076181B2 | Closed loop control of photoreceptor surface voltage for electrophotographic processes | Physics | 1 | Expired |
| US7061616B2 | Optical transceiver and method for image density measurement | Physics | 0 | Expired |
| US7611755B2 | Electrophoretic stylus array printing with liquid ink | Physics | 0 | Expired |
| US6796197B1 | Device and method for screening liquid toners and receptors for use with liquid toners in electrophotography | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.