Guy Randall
10Patents
6h-index
16Co-inventors
63Inventor score
Filing activity: Jul 31, 1995 → Jun 19, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7134513B1 | Drive mechanism for boring machine | Fixed Constructions | 21 | Expired |
| US6929078B1 | Apparatus for use in enlarging a borehole | Fixed Constructions | 19 | Expired |
| US8157495B1 | Apparatus and method for a pipe handler | Fixed Constructions | 16 | Active |
| US7544036B1 | Column selector for pipe section magazine of directional drill | Fixed Constructions | 13 | Active |
| US8033345B1 | Apparatus and method for a drilling assembly | Fixed Constructions | 8 | Active |
| US5921331A | Backreamer | Fixed Constructions | 7 | Expired |
| US9702207B2 | Tool for use on exit side of bore and method of use thereof | Fixed Constructions | 4 | Active |
| US7497274B1 | Hydraulic fluid tank for drilling machine | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US10119346B2 | Tool for use on exit side of bore and method of use thereof | Fixed Constructions | 3 | Active |
| US5544868A | Blow pipe and gas lance for blast furance | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.