Joseph Varkey
106Patents
18h-index
94Co-inventors
89Inventor score
Filing activity: Sep 13, 2000 → Jan 31, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7324730B2 | Optical fiber cables for wellbore applications | Physics | 116 | Expired |
| US6600108B1 | Electric cable | Textiles; Paper | 84 | Expired |
| US7730936B2 | Active cable for wellbore heating and distributed temperature sensing | Physics | 57 | Active |
| US7326854B2 | Cables with stranded wire strength members | Electricity | 54 | Active |
| US7402753B2 | Enhanced electrical cables | Electricity | 53 | Active |
| US7603011B2 | High strength-to-weight-ratio slickline and multiline cables | Physics | 50 | Active |
| US7170007B2 | Enhanced electrical cables | Electricity | 44 | Expired |
| US7188406B2 | Methods of manufacturing enhanced electrical cables | Emerging Cross-Sectional Technologies | 44 | Expired |
| US7462781B2 | Electrical cables with stranded wire strength members | Electricity | 40 | Expired |
| US7119283B1 | Enhanced armor wires for electrical cables | Emerging Cross-Sectional Technologies | 36 | Expired |
| US7934311B2 | Methods of manufacturing electrical cables | Emerging Cross-Sectional Technologies | 29 | Active |
| US7235743B2 | Resilient electrical cables | Electricity | 28 | Expired |
| US7288721B2 | Electrical cables | Electricity | 26 | Expired |
| US7700880B2 | Enhanced electrical cables | Electricity | 26 | Active |
| US7586042B2 | Enhanced wellbore electrical cables | Electricity | 24 | Expired |
| US7465876B2 | Resilient electrical cables | Electricity | 23 | Active |
| US7793409B2 | Methods of manufacturing electrical cables | Emerging Cross-Sectional Technologies | 20 | Active |
| US8227697B2 | Enhanced wellbore electrical cables | Electricity | 18 | Active |
| US8413723B2 | Methods of using enhanced wellbore electrical cables | Electricity | 17 | Active |
| US7009113B2 | High temperature electrical cable having interstitial filler | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6960724B2 | Dual stress member conductive cable | Electricity | 16 | Expired |
| US7860362B2 | Enhanced fiber optic seismic land cable | Physics | 16 | Active |
| US8929702B2 | Modular opto-electrical cable unit | Electricity | 16 | Active |
| US6727828B1 | Pressurized system for protecting signal transfer capability at a subsurface location | Electricity | 16 | Expired |
| US7763802B2 | Electrical cable | Electricity | 15 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.