Jerry L. Walker
31Patents
13h-index
23Co-inventors
81Inventor score
Filing activity: Dec 9, 1976 → Jul 19, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4621396A | Manufacturing of shaped charge carriers | Emerging Cross-Sectional Technologies | 87 | Expired |
| US6497285B2 | Low debris shaped charge perforating apparatus and method for use of same | Fixed Constructions | 70 | Expired |
| US4609057A | Shaped charge carrier | Fixed Constructions | 65 | Expired |
| US6371219B1 | Oilwell perforator having metal loaded polymer matrix molded liner and case | Mechanical Engineering; Lighting; Heating | 38 | Expired |
| US5117911A | Shock attenuating apparatus and method | Fixed Constructions | 35 | Expired |
| US4817531A | Capsule charge retaining device | Mechanical Engineering; Lighting; Heating | 32 | Expired |
| US8807206B2 | Perforating gun debris retention assembly and method of use | Fixed Constructions | 24 | Active |
| US6748843B1 | Unique phasings and firing sequences for perforating guns | Fixed Constructions | 19 | Expired |
| US7430965B2 | Debris retention perforating apparatus and method for use of same | Fixed Constructions | 18 | Expired |
| US4739839A | Capsule charge perforating system | Fixed Constructions | 15 | Expired |
| US5701964A | Perforating charge carrier assembly and method | Fixed Constructions | 15 | Expired |
| US7828051B2 | Perforating gun | Fixed Constructions | 15 | Active |
| US8807213B2 | Pressure limiting device for well perforation gun string | Fixed Constructions | 13 | Active |
| US6758124B2 | Unique phasings and firing sequences for perforating guns | Fixed Constructions | 13 | Expired |
| US7621342B2 | Method for retaining debris in a perforating apparatus | Fixed Constructions | 13 | Active |
| US5590723A | Perforating charge carrier assembly | Fixed Constructions | 13 | Expired |
| US5070943A | Apparatus and method for perforating a well | Fixed Constructions | 12 | Expired |
| US8449798B2 | High density powdered material liner | Mechanical Engineering; Lighting; Heating | 9 | Active |
| US4067228A | Pipe testing apparatus | Physics | 7 | Expired |
| US8734960B1 | High density powdered material liner | Emerging Cross-Sectional Technologies | 6 | Active |
| US4090167A | Push switch and potentiometer assembly | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7360587B2 | Debris reduction perforating apparatus | Fixed Constructions | 5 | Expired |
| US10480295B2 | Jet perforating device for creating a wide diameter perforation | Fixed Constructions | 5 | Active |
| US7360599B2 | Debris reduction perforating apparatus and method for use of same | Fixed Constructions | 2 | Expired |
| US8356666B2 | Wellbore perforation tool | Fixed Constructions | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.