P

Inventor

BORAK JR EUGENE A

US11 patents
⚠️ This page may combine multiple inventors who share the name “BORAK JR EUGENE A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

VETCO GRAY INC ABB

5 patents
US5732772AMar 31, 1998

Dual split tubing hanger

VETCO GRAY INC ABB41 citations92
US6367558B1Apr 9, 2002

Metal-to-metal casing packoff

VETCO GRAY INC ABB50 citations91
US6401827B1Jun 11, 2002

Tubing hanger running tool

VETCO GRAY INC ABB29 citations86
US6488084B1Dec 3, 2002

Casing hanger seal positive stop

VETCO GRAY INC ABB16 citations83
US5813468ASep 29, 1998

Dual casing hanger

VETCO GRAY INC ABB6 citations61

VETCO GRAY INC

3 patents
US7445046B2Nov 4, 2008

Nested velocity string tubing hanger

VETCO GRAY INC16 citations83
US6918446B2Jul 19, 2005

One-trip wellhead installation systems and methods

VETCO GRAY INC16 citations83
US7823634B2Nov 2, 2010

Wellhead isolation sleeve assembly

VETCO GRAY INC12 citations81

BORAK JR EUGENE A

1 patent
US8235125B2Aug 7, 2012

System and method for terminating tubing

BORAK JR EUGENE A6 citations67

VETCOGRAY INC

1 patent
US7909105B2Mar 22, 2011

Independent wellhead drilling adapter

VETCOGRAY INC2 citations55

UDIPI MAHESHA

1 patent
US8622121B2Jan 7, 2014

Reinforced frac tubing head

UDIPI MAHESHA1 citations45