DH

David Lynn Heavner

RT R.J. Reynolds Tobacco: 2 patents #285 of 746Top 40%
📍 Winston-Salem, NC: #566 of 1,346 inventorsTop 45%
🗺 North Carolina: #18,756 of 45,564 inventorsTop 45%
Overall (All Time): #2,271,572 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5646357 Air sampling system and flow calibration system for same Michael Wayne Ogden 1997-07-08
5551311 Air sampling system and flow calibration system for same Michael Wayne Ogden 1996-09-03