Steven L. Clapper — 1 Patent at ExxonMobil

Steven L. Clapper has been granted 1 US patent while listed as an inventor at ExxonMobil. All of these patents were granted in 1999. Steven L. Clapper ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Steven L. Clapper in Herndon, VA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
5859779	Portable point-of sale terminal with device for inputting security code access key	Joseph A. Giordano, Karen Scott Guthrie	1999-01-12	$162,390,000

Steven L. Clapper — 1 Patent

Issued Patents All Time

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