1. #4,852,666 - Apparatus for and a Method of Drilling Offset Wells for Producing Hydrocarbons

2. #5,115,872 - Directional Drilling System and Method for Drilling Precise Offset Wellbores from a Main Wellbore

3. #5,394,950 - Method of Drilling Multiple Radial Wells using Multiple String Downhole Orientation

4. #5,680,901 - Radial Tieback System for Directional Drilling

5. #5,720,356 - Method & System for Drilling Underbalanced Radial Wells Utilizing a Dual String Technique in a Live Well

6. #5,863,283 - System & Process for Disposing of Nuclear and Other Hazardous Wastes in Boreholes

7. #6,065,550 - Method & System for Drilling & Completing Underbalanced Multi-Lateral Wells Utilizing a Dual String Technique in a Live Well

8. #6,457,540 B2 - Method & System for Hydraulic Friction Controlled Drilling & Completing Geopressured Wells Utilizing Concentric Drill Strings

9. #6,745,855 B2 - Continuation In Part US Patent # 6,457,540 "An Improved Method and System for Hydraulic Friction Controlled Drilling and Completing Geopressured Wells Utilizing Concentric Casing Strings

10. #6,923,275 - Multi-Seam Coal Bed/Methance Dewatering And Depressurizing Production System

11. #7,185,718 B2 - Method and System For Hydraulic Friction Controlled Drilling And Completing Geopressured Wells Utilizing Concentric Drill Strings

1. #26100.25CA - US Patent # 6,065,550 And US Patent # 5,720,356 Method and System For Drilling And Completing Underbalanced Multi-Lateral Wells Utilizing A Dual String Technique In A Live Well

2. #26100.35PWD - PCT/US 0103644 "Multi-Lense Coalbed Methane Dewatering And Production System

3. #26100.25 CA - US Patent 6,457,540 B2 "Method and System For Hydraulic Friction Controlled Drilling And Completing Geopressured Wells Utilizing Concentric Casing Strings"

4. #26100.25C2MX PCT/US 01/0344 - US Patent 6,457,540 B2 "Method and System For Hydraulic Friction Controlled Drilling And Completing Geopressured Wells Utilizing Concentric Casing String"