John W. Pickrell
20Patents
11h-index
4Co-inventors
68Inventor score
Filing activity: Feb 22, 1977 → Sep 8, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5026104A | Gripping apparatus | Emerging Cross-Sectional Technologies | 75 | Expired |
| US4425836A | Fluid pressure motor | Mechanical Engineering; Lighting; Heating | 45 | Expired |
| US5551824A | Articulated refuse collection apparatus | Performing Operations; Transporting | 36 | Expired |
| US5513942A | Refuse holding vehicle | Performing Operations; Transporting | 36 | Expired |
| US5020844A | Gripping apparatus | Emerging Cross-Sectional Technologies | 35 | Expired |
| US6183185A | Loader assembly for an articulated refuse collection vehicle | Performing Operations; Transporting | 32 | Expired |
| US5813824A | Method of collecting refuse | Performing Operations; Transporting | 27 | Expired |
| US5404901A | Apparatus for fluid transfer | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4113120A | Container handling and transporting apparatus | Performing Operations; Transporting | 17 | Expired |
| US6174126A | Articulated refuse collection apparatus and method | Performing Operations; Transporting | 15 | Expired |
| US5324006A | Apparatus for pulling cable | Electricity | 12 | Expired |
| US5533711A | Apparatus and method for pulling cable | Electricity | 11 | Expired |
| US5664765A | Apparatus and method for pulling cable | Electricity | 9 | Expired |
| US5683073A | Apparatus and method for pulling cable | Electricity | 9 | Expired |
| US4173423A | Trash bin loader and compactor for trash collecting vehicles | Performing Operations; Transporting | 8 | Expired |
| US5152506A | Apparatus for pulling cable | Electricity | 7 | Expired |
| US4128182A | Trash collecting and handling vehicle | Performing Operations; Transporting | 6 | Expired |
| US4281956A | Container handling mechanism for trash collecting vehicles | Performing Operations; Transporting | 5 | Expired |
| US5123441A | Apparatus for fluid transfer | Emerging Cross-Sectional Technologies | 4 | Expired |
| USD272813S | Refuse truck body | General | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.