Robert Coon
79Patents
28h-index
76Co-inventors
91Inventor score
Filing activity: Aug 28, 1991 → Dec 21, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6648075B2 | Method and apparatus for expandable liner hanger with bypass | Fixed Constructions | 182 | Expired |
| US5896928A | Flow restriction device for use in producing wells | Fixed Constructions | 148 | Expired |
| US6585053B2 | Method for creating a polished bore receptacle | Fixed Constructions | 131 | Expired |
| US6591905B2 | Orienting whipstock seat, and method for seating a whipstock | Fixed Constructions | 117 | Expired |
| US6253850A | Selective zonal isolation within a slotted liner | Fixed Constructions | 103 | Expired |
| US6318465A | Unconsolidated zonal isolation and control | Fixed Constructions | 96 | Expired |
| US6550539B2 | Tie back and method for use with expandable tubulars | Fixed Constructions | 95 | Expired |
| US6371203B1 | Method of creating a wellbore in an underground formation | Fixed Constructions | 87 | Expired |
| US6419025B1 | Method of selective plastic expansion of sections of a tubing | Fixed Constructions | 84 | Expired |
| US5906238A | Downhole flow control devices | Emerging Cross-Sectional Technologies | 78 | Expired |
| US7713246B2 | Automatic valve | Emerging Cross-Sectional Technologies | 70 | Expired |
| US6041857A | Motor drive actuator for downhole flow control devices | Fixed Constructions | 68 | Expired |
| US6334486B1 | Downhole flow control devices | Emerging Cross-Sectional Technologies | 67 | Expired |
| US6253846A | Internal junction reinforcement and method of use | Mechanical Engineering; Lighting; Heating | 60 | Expired |
| US5309993A | Chevron seal for a well tool | Fixed Constructions | 57 | Expired |
| US5316084A | Well tool with sealing means | Fixed Constructions | 55 | Expired |
| US6776636B1 | PBR with TEC bypass and wet disconnect/connect feature | Electricity | 49 | Expired |
| US6484800B2 | Downhole flow control devices | Emerging Cross-Sectional Technologies | 48 | Expired |
| US6768700B2 | Method and apparatus for communications in a wellbore | Fixed Constructions | 48 | Expired |
| US5896924A | Computer controlled gas lift system | Emerging Cross-Sectional Technologies | 47 | Expired |
| US5832996A | Electro hydraulic downhole control device | Emerging Cross-Sectional Technologies | 47 | Expired |
| US8505639B2 | Indexing sleeve for single-trip, multi-stage fracing | Fixed Constructions | 41 | Active |
| US7921925B2 | Method and apparatus for expanding and separating tubulars in a wellbore | Fixed Constructions | 39 | Active |
| US6571871B2 | Expandable sand screen and method for installing same in a wellbore | Fixed Constructions | 36 | Expired |
| US6752216B2 | Expandable packer, and method for seating an expandable packer | Fixed Constructions | 34 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.