Christopher D. Nicholson

Follow

Person

Florence, KY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Trim for choke
- Patent number 10,472,923
- Issue date Nov 12, 2019
- M-I L.L.C.
- Shiva Phani Kapavarapu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hydraulic position indicator system
- Patent number 10,221,650
- Issue date Mar 5, 2019
- M-I L.L.C.
- Christopher D. Nicholson
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Mechanical shaft coupling for fluid system connections
- Patent number 9,890,608
- Issue date Feb 13, 2018
- M-I L.L.C.
- Christopher D. Nicholson
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Density based mechanical valve control system
- Patent number 9,841,120
- Issue date Dec 12, 2017
- M-I L.L.C.
- Christopher D. Nicholson
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
TRIM FOR CHOKE
- Publication number 20160123099
- Publication date May 5, 2016
- Smith International. Inc.
- Shiva Phani Kapavarapu
- E21 - EARTH DRILLING MINING
Information Patent Application
MECHANICAL SHAFT COUPLING FOR FLUID SYSTEM CONNECTIONS
- Publication number 20150345251
- Publication date Dec 3, 2015
- M-I L.L.C.
- Christopher D. Nicholson
- E21 - EARTH DRILLING MINING
Information Patent Application
HOT SWAPPABLE CHOKE ACTUATOR SYSTEM AND/OR METHOD
- Publication number 20150240581
- Publication date Aug 27, 2015
- M-I L.L.C.
- Christopher D. Nicholson
- E21 - EARTH DRILLING MINING
Information Patent Application
DENSITY BASED MECHANICAL VALVE CONTROL SYSTEM
- Publication number 20150000751
- Publication date Jan 1, 2015
- M-I L.L.C.
- Christopher D. Nicholson
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Hydraulic Position Indicator System
- Publication number 20140041861
- Publication date Feb 13, 2014
- M-I L.L.C.
- Christopher D. Nicholson
- E21 - EARTH DRILLING MINING