DH

David Harper

GL Gec Alsthom Limited: 1 patents #10 of 35Top 30%
RTX (Raytheon): 1 patents #8,248 of 15,912Top 55%
📍 Tulsa, OK: #479 of 2,344 inventorsTop 25%
🗺 Oklahoma: #2,630 of 12,736 inventorsTop 25%
Overall (All Time): #1,246,393 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7484765 Retractable snowboard support apparatus for use in lift assist transport 2009-02-03
6860684 Loading system for securing cargo in the bed of a vehicle Robert G. Antonelli, Dennis Pape, Wayne Reed, Richard W. Seeman 2005-03-01
5730845 Method and apparatus of producing an organo-nitrogen compound Ronald Michael Henson, David J. Wheeler 1998-03-24
5046284 Anti-theft vehicle window 1991-09-10