David Overman — 2 Patents at Conoco

David Overman has been granted 2 US patents while listed as an inventor at Conoco. The first was granted in 1980 and the most recent in May 1993. David Overman ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list David Overman in Las Vegas, NV, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5211249	Apparatus and method for obtaining subterranean samples	David Richter, Michael C. Kasl, Joel F. Wilson	1993-05-18
4193622	Apparatus for inserting and removing contact lenses	—	1980-03-18

David Overman — 2 Patents

Issued Patents All Time

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