Inventor

Christopher C. Beuershausen

Inventor

Spring, TX, US

Overview

20→

Patents

1999–2012

Patent span

Fixed constructions

Primary field (CPC E)

Patents· 20 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

E21Bprimary

E21BEarth or rock drilling100%

PatentTitleYear

8,172,008'Drilling apparatus with reduced exposure of cutters and methods of drilling'2012 8,066,084'Drilling apparatus with reduced exposure of cutters and methods of drilling'2011 7,814,990'Drilling apparatus with reduced exposure of cutters and methods of drilling'2010 7,350,600'Shirttails for reducing damaging effects of cuttings'2008 7,182,162'Shirttails for reducing damaging effects of cuttings'2007 7,096,978'Drill bits with reduced exposure of cutters'2006 7,000,715'Rotary drill bits exhibiting cutting element placement for optimizing bit torque and cutter life'2006 6,935,441'Drill bits with reduced exposure of cutters'2005 6,779,613'Drill bits with controlled exposure of cutters'2004 6,672,406'Multi-aggressiveness cuttting face on PDC cutters and method of drilling subterranean formations'2004 6,460,631'Drill bits with reduced exposure of cutters'2002 6,443,249'Rotary drill bits for directional drilling exhibiting variable weight-on-bit dependent cutting characteristics'2002 6,349,780'Drill bit with selectively-aggressive gage pads'2002 6,321,862'Rotary drill bits for directional drilling employing tandem gage pad arrangement with cutting elements and up-drill capability'2001 6,290,007'Rotary drill bits for directional drilling employing tandem gage pad arrangement with cutting elements and up-drill capability'2001 6,230,828'Rotary drilling bits for directional drilling exhibiting variable weight-on-bit dependent cutting characteristics'2001 6,173,797'Rotary drill bits for directional drilling employing movable cutters and tandem gage pad arrangement with active cutting elements and having up-drill capability'2001 6,138,780'Drag bit with steel shank and tandem gage pads'2000 6,112,836'Rotary drill bits employing tandem gage pad arrangement'2000 6,006,845'Rotary drill bits for directional drilling employing tandem gage pad arrangement with reaming capability'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2012Patents assigned to BAKER HUGHES INC (20)· patent assignee history

1999–2002Based in Lafayette, LA, US· patent location history

2000–2012Based in Spring, TX, US· patent location history

2011–2012Patents assigned to BEUERSHAUSEN CHRISTOPHER C (2)· patent assignee history

2011–2012Patents assigned to DOSTER MICHAEL L (2)· patent assignee history

2011–2012Patents assigned to DYKSTRA MARK W (2)· patent assignee history

2011–2012Patents assigned to HEUSER WILLIAM (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BAKER HUGHES INC	20	1999–2012
BEUERSHAUSEN CHRISTOPHER Cself	2	2011–2012
DOSTER MICHAEL L	2	2011–2012
DYKSTRA MARK W	2	2011–2012
HEUSER WILLIAM	2	2011–2012

Locations

Location	Patents	Span
Spring, Texas, US	16	2000–2012
Lafayette, LA, US	4	1999–2002