Alvin Johnson
7Patents
4h-index
1Co-inventors
47Inventor score
Filing activity: May 18, 1988 → Jan 30, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7713288B2 | Spring junction and assembly methods for spinal device | Human Necessities | 128 | Active |
| USD746130S1 | PC clean kit blister pack | General | 8 | Active |
| US6131836A | Methods for treating ores | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6131835A | Methods for treating ores | Emerging Cross-Sectional Technologies | 7 | Expired |
| US9315879B2 | System and method for recovering precious metals from precursor-type ore materials | Emerging Cross-Sectional Technologies | 0 | Active |
| US9284619B2 | System and method for recovering precious metals from precursor-type ore materials | Emerging Cross-Sectional Technologies | 0 | Active |
| USD317242S | Valve stem seal replacement tool | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.