P

Inventor

WADDELL KEVIN

US8 patents
⚠️ This page may combine multiple inventors who share the name “WADDELL KEVIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CNPC USA CORP

3 patents
US12011773B2Jun 18, 2024

Cutting elements with reduced variable back rake angle

CNPC USA CORP0 citations61
US12218610B1Feb 4, 2025

Sensor system with an interior sensor and a piezoelectric power supply

CNPC USA CORP0 citations49
US12435585B1Oct 7, 2025

Hydraulic control apparatus and method for a downhole tool

CNPC USA CORP0 citations47

ENVENTURE GLOBAL TECHNOLOGY

2 patents
US7350563B2Apr 1, 2008

System for lining a wellbore casing

ENVENTURE GLOBAL TECHNOLOGY29 citations92
US7416027B2Aug 26, 2008

Adjustable expansion cone assembly

ENVENTURE GLOBAL TECHNOLOGY16 citations84

(unassigned)

1 patent
US6634431B2Oct 21, 2003

Isolation of subterranean zones

148 citations98

SHELL OIL CO

1 patent
US6745845B2Jun 8, 2004

Isolation of subterranean zones

SHELL OIL CO119 citations97

UNIV VANDERBILT

1 patent
US9566354B2Feb 14, 2017

Systems and methods of performing NMR spectroscopy and MRI

UNIV VANDERBILT0 citations39