Mark Hayles — 2 Patents at Elfab

Mark Hayles has been granted 2 US patents while listed as an inventor at Elfab. The first was granted in 1995 and the most recent in June 2007. Mark Hayles ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Mark Hayles in New York, NY, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
7234481	Safety pressure relief device	Thomas J. Henderson, Phillip G. Coulson	2007-06-26
5441412	Make-up kit having overlays which form composite make-up pattern and method of use	—	1995-08-15

Mark Hayles — 2 Patents

Issued Patents All Time

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