Robert E. Heigold — 1 Patent at Delta Projects

Robert E. Heigold has been granted 1 US patent while listed as an inventor at Delta Projects. All of these patents were granted in 1987. Robert E. Heigold ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Robert E. Heigold in Calgary, AB, CA.

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4661242	Diluent distillation process and apparatus	Jeffery E. Scott, David W. McDougall	1987-04-28

Robert E. Heigold — 1 Patent

Issued Patents All Time

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