Jon E. Hed — 10 Patents at Vetco Gray

Jon E. Hed has been granted 10 US patents while listed as an inventor at Vetco Gray. The first was granted in 1986 and the most recent in May 2007. Jon E. Hed ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Jon E. Hed in Ventura, CA, US.

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #	Title	Co-Inventors	Date
7219741	Tubing annulus valve	Stephen P. Fenton, Robert N. Rogers	2007-05-22
7121344	Plug installation system for deep water subsea wells	Stephen P. Fenton	2006-10-17
7063160	Non-orienting tubing hanger system with a flow cage	Stephen P. Fenton, Robert N. Rogers	2006-06-20
7032673	Orientation system for a subsea well	Francisco Dezen, Stephen P. Fenton, Gawain Langford, Lars-Petter Sollie	2006-04-25
6978839	Internal connection of tree to wellhead housing	Stephen P. Fenton, Francisco Dezen, Lars-Petter Sollie	2005-12-27
6902199	ROV activated subsea connector	Angus Colyer	2005-06-07
6840323	Tubing annulus valve	Stephen P. Fenton, Robert N. Rogers	2005-01-11
6719059	Plug installation system for deep water subsea wells	Francisco Dezen, Lars-Petter Sollie, Stephen P. Fenton	2004-04-13
4754813	Tree capless cone seal manifold	Charles E. Jennings, Jeffrey Douglas Otten, Lee A. Gillette, Bruno Schauerte, Christian G. Marius	1988-07-05
4611661	Retrievable exploration guide base/completion guide base system	Robert B. Draper	1986-09-16

Jon E. Hed — 10 Patents

Issued Patents All Time

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