Robert J. Marshall — 13 Patents at First Rf

Robert J. Marshall has been granted 13 US patents while listed as an inventor at First Rf. The first was granted in 1985 and the most recent in August 2019. Robert J. Marshall ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Robert J. Marshall in Round Rock, TX, US.

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
10374299	Method for making a radiator structure for a helical antenna	—	2019-08-06
9944960	Process for microbial production of dihydrolipoic acid and extraction of dihydrolipoic acid with edible oils	Nickolas Labinsky, Lindsey Dunham, Michael Ratkovich, Walter Trikosko	2018-04-17
8599098	Adjustable antenna system	—	2013-12-03
8530209	Method for producing probiotically derived compounds	—	2013-09-10
8304217	Stabilized dihydrolipoic acid and method of producing same	—	2012-11-06
7179455	Pesticide in gel form	—	2007-02-20
D519818	Utility knife	Jeremy F. Knopow	2006-05-02
6580292	Universal PECL/LVDS output structure	Jeffrey Alma West, Alma Anderson, Dominicus M. Roozeboom	2003-06-17	$1,034,000
D367738	Saddle cinch	—	1996-03-05
5183649	Production of phosphorus compounds	William S. Holmes	1993-02-02
4917747	Method of making crushed core molded panels	Victor C. Chin, Paul Y. Jone	1990-04-17	$7,781,000
4539504	Motor vehicle headlight with improved contact lug retention means	Thu Le	1985-09-03	$2,801,000
4517629	Motor vehicle headlight with adhesive accumulation means	Kenneth E. Alexander	1985-05-14	$5,894,000

Robert J. Marshall — 13 Patents

Issued Patents All Time

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