David E. Heumann — 2 Patents at RTX (Raytheon)

David E. Heumann has been granted 2 US patents while listed as an inventor at RTX (Raytheon). The first was granted in 1991 and the most recent in December 1998. David E. Heumann ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list David E. Heumann in North Palm Beach, FL, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
5848874	Gas turbine stator vane assembly	M. Stefan Maier	1998-12-15	$21,726,000
5005991	Spherical bearing link	William G. Hoop	1991-04-09	$4,327,000

David E. Heumann — 2 Patents

Issued Patents All Time

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