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David Chiles — 2 Patents

SESmith Engineering: 1 patents #12 of 24Top 50%
American Fork, UT: #97 of 214 inventorsTop 50%
Utah: #8,007 of 19,430 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
David Chiles has been granted 2 US patents while listed as an inventor at Smith Engineering. The first was granted in 1982 and the most recent in September 1998. David Chiles ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list David Chiles in American Fork, UT, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5810581 Pre-heating of process stream for thermal oxidizers Gary L. Martin 1998-09-22
4339997 Automatic emergency activated railway brakes — 1982-07-20

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