James C. Mayes
11Patents
9h-index
16Co-inventors
65Inventor score
Filing activity: Mar 30, 1990 → May 18, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5130950A | Ultrasonic measurement apparatus | Physics | 112 | Expired |
| US5107705A | Video system and method for determining and monitoring the depth of a bottomhole assembly within a wellbore | Fixed Constructions | 78 | Expired |
| US5354956A | Ultrasonic measurement apparatus | Physics | 63 | Expired |
| US5214251A | Ultrasonic measurement apparatus and method | Physics | 53 | Expired |
| US5796677A | Method of sonic logging while drilling a borehole traversing an earth formation | Physics | 44 | Expired |
| US7178608B2 | While drilling system and method | Physics | 36 | Expired |
| US5317111A | Ultrasonic measurement apparatus | Physics | 31 | Expired |
| USRE34975E | Ultrasonic measurement apparatus | General | 26 | Expired |
| US7178607B2 | While drilling system and method | Physics | 12 | Expired |
| US7527101B2 | Cooling apparatus and method | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US7373975B2 | Downhole recorder system | Fixed Constructions | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.