Earl R. Smith
10Patents
6h-index
1Co-inventors
56Inventor score
Filing activity: Feb 27, 1976 → Feb 16, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4056057A | Vacuum printing cylinder construction | Performing Operations; Transporting | 25 | Expired |
| US7552884B2 | Drum shredder with flywheel or discharge assembly | Performing Operations; Transporting | 22 | Expired |
| US6263649A | Leaf gathering and compressing machine and method | Human Necessities | 10 | Expired |
| US6824089B2 | Wood collection and reducing machine | Performing Operations; Transporting | 8 | Expired |
| US7513449B2 | Wood collection and reducing machine | Performing Operations; Transporting | 7 | Expired |
| US7909275B2 | Self-contained shredder assembly for reducing and sizing material | Performing Operations; Transporting | 6 | Active |
| US6041866A | Rock picker | Human Necessities | 4 | Expired |
| US8215346B2 | Wood collection and reducing machine | Performing Operations; Transporting | 1 | Active |
| US8118245B2 | Self-contained shredder assembly for reducing and sizing material | Performing Operations; Transporting | 1 | Active |
| US6898925B2 | Wet leaf gathering and compressing machine | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.