David L. Walker
6Patents
3h-index
7Co-inventors
50Inventor score
Filing activity: May 7, 1982 → Oct 4, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4736574A | Harvesting aid | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6012276A | Cane separator for dried-on-the-vine raisin harvester | Human Necessities | 7 | Expired |
| US9283130B2 | Lifting apparatus | Human Necessities | 5 | Active |
| US4553930A | Method and apparatus for the heat treatment of materials | Performing Operations; Transporting | 3 | Expired |
| US6009696A | Harvester head for dried-on-the-vine raisins | Human Necessities | 3 | Expired |
| US4460533A | Apparatus and method for the heat treatment of materials | Performing Operations; Transporting | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.