Hal Pringle — 10 Patents at Borgwarner

Hal Pringle has been granted 10 US patents while listed as an inventor at Borgwarner. The first was granted in 1999 and the most recent in October 2009. Hal Pringle ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Hal Pringle in Bloomfield, MI, US.

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
7607638	EGR valve having rest position	Joseph A. Wilson, Michael J. Halsig, John W. Duddles	2009-10-27	$49,356,000
7594494	Assembly with non-contacting position sensor	Robert D. Keefover, Michael J. Halsig	2009-09-29	$47,481,000
7337764	Pressure balanced bearing	Robert D. Keefover, Michael J. Halsig	2008-03-04	$29,684,000
7191754	Position sensor apparatus and method	Robert D. Keefover, Michael J. Halsig	2007-03-20	$11,073,000
7182063	Assembly with non-contacting position sensor	Robert D. Keefover, Michael J. Halsig	2007-02-27	$22,436,000
7174998	Submerged electric fluid pump	Robert D. Keefover, Michael J. Halsig	2007-02-13	$23,187,000
6854443	Assembly for electronic throttle control with non-contacting position sensor	Robert D. Keefover, Michael J. Halsig	2005-02-15	$4,908,000
6683429	Electric positional actuator	Robert D. Keefover, Michael J. Halsig, John W. Duddles	2004-01-27	$12,844,000
6260528	Method for assembling an intake manifold	Michael J. Halsig, David L. Schumacher, Kevin C. Beach	2001-07-17	$9,860,000
5992370	Short runner valve shaft biasing assembly	Michael J. Halsig, David L. Schumacher, Kevin C. Beach	1999-11-30	$1,432,000

Hal Pringle — 10 Patents

Issued Patents All Time

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