Richard E. Hoffman — 13 Patents at Amoco

Richard E. Hoffman has been granted 13 US patents while listed as an inventor at Amoco. The first was granted in 1981 and the most recent in August 2010. Richard E. Hoffman ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Richard E. Hoffman in Sandy, UT, US.

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
7768414	Medical gas alarm system	Joseph H. Abel, William Bohlinger, Stanton Hopkins Breitlow, Edward W. Catton, Thomas J. Dubisar +9 more	2010-08-03
7145467	Medical gas alarm system	Joseph H. Abel, William Bohlinger, Stanton Hopkins Breitlow, Edward W. Catton, Thomas J. Dubisar +9 more	2006-12-05
6987448	Medical gas alarm system	Edward W. Catton, John M. Sharer, John B. Wilker, Sr., Phillip B. Plyler, Joseph H. Abel +9 more	2006-01-17	$15,010,000
6223768	Dust cover	David M. Garner	2001-05-01	$30,885,000
6149128	Keyed cap for gas outlet valve	Dennis J. Gallant, Michael Buccieri, Edward W. Catton, Teddy L. Johnson, John Vogel +10 more	2000-11-21	$15,889,000
5881725	Pneumatic oxygen conserver	Thomas W. Nelson, Richard W. Miller, Michael V. Ostrom	1999-03-16	$3,924,000
5268223	Toughened fiber-reinforced composites	Shahid P. Qureshi, Richard H. Newman-Evans	1993-12-07	$63,731,000
5169710	Fiber-reinforced composites toughened with porous resin particles	Shahid P. Qureshi, Richard H. Newman-Evans	1992-12-08	$21,256,000
5057822	Medical gas alarm system	—	1991-10-15	$2,895,000
5020563	Connector set	Richard W. Topping, Tom W. Nelson, Marie-Louise Murville, Paul R. Belkus	1991-06-04
4727903	Fluid shutoff valve	Malcolm B. Sturgis	1988-03-01
4352700	Cure rate inhibitors for ferrocene-containing propellants	—	1982-10-05
4255302	Resin system for filament winding of pressure vessels	Leo G. Adams	1981-03-10

Richard E. Hoffman — 13 Patents

Issued Patents All Time

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