William A. Elmer
19Patents
13h-index
4Co-inventors
71Inventor score
Filing activity: Apr 29, 1985 → Sep 25, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5711100A | Vehicle advertising sign, system and method | Physics | 43 | Expired |
| US4667428A | Triangular car top sign | Physics | 41 | Expired |
| US5918397A | Illuminated magnetic advertising sign | Physics | 34 | Expired |
| USD368934S | Advertising sign for vehicles | General | 26 | Expired |
| USD429766S | Advertising sign for vehicles | General | 26 | Expired |
| US5084994A | Adjustable vehicle-mounted advertising signs and method | Physics | 25 | Expired |
| US5241703A | Protective shield with a forearm support | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| USD328143S | Advertising sign holder for automobiles | General | 21 | Expired |
| USD327333S | Advertising sign holder for automobiles | General | 20 | Expired |
| US5339551A | Removable vehicle mounted advertising signs and method | Physics | 18 | Expired |
| USD290620S | Vehicle top sign holder | General | 17 | Expired |
| US7618013B2 | Magnetic assembly and method | Physics | 16 | Active |
| USRE44480E1 | Vehicle advertising sign, system and method | General | 16 | Expired |
| USD568941S1 | Vehicle roof top advertising sign | General | 13 | Expired |
| USD476690S1 | Molded automobile sign | General | 12 | Expired |
| USD447774S | Advertising sign for vehicles | General | 11 | Expired |
| US4839975A | Lighting system for car top sign | Physics | 9 | Expired |
| US5210970A | Removable truck-mounted advertising signs and method | Physics | 9 | Expired |
| USD433454S | Advertising sign for vehicles | General | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.