Burr E. Stephens — 2 Patents at General Motors

Burr E. Stephens has been granted 2 US patents while listed as an inventor at General Motors. The first was granted in 1981 and the most recent in September 1984. Burr E. Stephens ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Burr E. Stephens in Anderson, IN, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
4470338	Self oscillating vacuum actuator	Kenneth H. Clayton, Melvin H. Hallmann, Gerald O. Huntzinger	1984-09-11	$2,837,000
4300890	Automatic tension control mechanism for a drive belt	Melvin H. Hallmann	1981-11-17	$4,883,000

Burr E. Stephens — 2 Patents

Issued Patents All Time

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