Brian R. Spies
9Patents
8h-index
7Co-inventors
58Inventor score
Filing activity: Dec 17, 1987 → Jul 23, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4980682A | Method of reducing noise in a borehole electromagnetic telemetry system | Fixed Constructions | 34 | Expired |
| US4843320A | Transient electromagnetic method for detecting corrosion on conductive containers | Physics | 31 | Expired |
| US4839593A | Transient electromagnetic method for directly detecting corrosion on conductive containers | Physics | 28 | Expired |
| US4990851A | Transient electromagnetic method for detecting irregularities on conductive containers | Physics | 24 | Expired |
| US4929898A | Transient electromagnetic method for detecting irregularities on conductive containers | Physics | 24 | Expired |
| US6182013A | Methods and apparatus for dynamically estimating the location of an oil-water interface in a petroleum reservoir | Fixed Constructions | 22 | Expired |
| US4996484A | Method and apparatus for cancelling powerline noise in geophysical electromagnetic exploration | Electricity | 16 | Expired |
| US4837514A | Method of reducing noise in electromagnetic geophysical exploration data | Physics | 13 | Expired |
| US4945309A | Method of reducing impulsive noise in electromagnetic geophysical data | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.