Donald E. Mosing
60Patents
18h-index
27Co-inventors
84Inventor score
Filing activity: Sep 16, 1980 → Nov 22, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5909768A | Apparatus and method for improved tubular grip assurance | Fixed Constructions | 129 | Expired |
| US4676312A | Well casing grip assurance system | Fixed Constructions | 119 | Expired |
| US5791410A | Apparatus and method for improved tubular grip assurance | Fixed Constructions | 118 | Expired |
| US6595288B2 | Method and multi-purpose apparatus for dispensing and circulating fluid in wellbore casing | Emerging Cross-Sectional Technologies | 101 | Expired |
| US5848647A | Pipe gripping apparatus | Fixed Constructions | 92 | Expired |
| US6279654A | Method and multi-purpose apparatus for dispensing and circulating fluid in wellbore casing | Emerging Cross-Sectional Technologies | 90 | Expired |
| US5918673A | Method and multi-purpose apparatus for dispensing and circulating fluid in wellbore casing | Fixed Constructions | 77 | Expired |
| US5810401A | Threaded tool joint with dual mating shoulders | Fixed Constructions | 77 | Expired |
| US7096948B2 | Method and multi-purpose apparatus for dispensing and circulating fluid in wellbore casing | Emerging Cross-Sectional Technologies | 48 | Expired |
| US6557641B2 | Modular wellbore tubular handling system and method | Fixed Constructions | 47 | Expired |
| US4372026A | Method and apparatus for connecting and disconnecting tubular members | Emerging Cross-Sectional Technologies | 45 | Expired |
| US7191686B1 | Method and apparatus for connecting and disconnecting threaded tubulars | Fixed Constructions | 42 | Expired |
| US7635026B2 | Methods and devices for forming a wellbore with casing | Emerging Cross-Sectional Technologies | 34 | Active |
| US7874361B2 | Methods and devices for forming a wellbore with casing | Emerging Cross-Sectional Technologies | 32 | Active |
| US7992634B2 | Adjustable pipe guide for use with an elevator and/or a spider | Emerging Cross-Sectional Technologies | 26 | Active |
| US6485061B1 | Threaded tool joint for connecting large diameter tubulars | Fixed Constructions | 25 | Expired |
| US6520709B1 | Variable length/capacity elevator links | Emerging Cross-Sectional Technologies | 23 | Expired |
| US6568479B2 | Horseshoe shaped elevator and method for using same | Fixed Constructions | 19 | Expired |
| US5524672A | Casing thread protector | Performing Operations; Transporting | 18 | Expired |
| US6675919B2 | Tubular piling apparatus and method | Fixed Constructions | 17 | Expired |
| US7032678B2 | Horseshoe shaped elevator and method for using same | Fixed Constructions | 16 | Expired |
| US4429719A | Pipe thread protector | Emerging Cross-Sectional Technologies | 15 | Expired |
| US7997333B2 | Segmented bottom guide for string elevator assembly | Fixed Constructions | 14 | Active |
| US5819805A | Casing thread protector | Performing Operations; Transporting | 14 | Expired |
| US6968895B2 | Drilling rig elevator safety system | Fixed Constructions | 13 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.