William A. Hubbard — 15 Patents at Unknown

William A. Hubbard has been granted 15 US patents while listed as an inventor at Unknown. The first was granted in 1988 and the most recent in January 2002. William A. Hubbard ranks #307,048 of 4,157,543 US inventors in our database (top 7.4%). Patent records list William A. Hubbard in Towson, MD, US.

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #	Title	Co-Inventors	Date
6334418	Method of using fuel in an engine	—	2002-01-01
6296675	Alternative fuel for use in a diesel engine-powered emergency generator for intermittent use in fixed installations	Reginald N. Spencer, John G. Koenig, Jr.	2001-10-02
6291732	Diesel fuel for use in diesel engine-powered vehicles	Reginald N. Spencer	2001-09-18
6222082	Diesel fuel for use in diesel engine-powered vehicles	Reginald N. Spencer	2001-04-24
6113660	Emergency fuel for use in an internal combustion engine and a method of packaging the fuel	Reginald N. Spencer	2000-09-05
6110237	Emergency fuel for use in an internal combustion engine	Reginald N. Spencer	2000-08-29
6096103	Alternative fuel for use in a diesel engine-powered emergency generator for intermittent use in fixed installations	Reginald N. Spencer	2000-08-01
6089201	Method of using fuel in an engine	—	2000-07-18
6029876	Storage container for emergency fuel	Reginald N. Spencer	2000-02-29
5941432	Storage container for emergency fuel	Reginald N. Spencer	1999-08-24
5938799	Emergency fuel for use in an internal combustion engine	Reginald N. Spencer	1999-08-17
5927255	Method of using fuel in an engine	—	1999-07-27
5853433	Emergency fuel for use in an internal combustion engine	Reginald N. Spencer	1998-12-29
5681358	Method of using an emergency fuel in an internal combustion engine	Reginald N. Spencer	1997-10-28
4746533	Process for coating a metallic surface with a vitreous enamel	—	1988-05-24

William A. Hubbard — 15 Patents

Issued Patents All Time

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