Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DL

David W. Loar

DTData Flow Technologies: 2 patents #4 of 5Top 80%
GLGlaxo Group Limited: 2 patents #493 of 1,368Top 40%
ITInternational Game Technology: 2 patents #21 of 89Top 25%
GIGametech International: 1 patents #6 of 10Top 60%
Apex, NC: #320 of 1,394 inventorsTop 25%
North Carolina: #7,471 of 45,564 inventorsTop 20%
Overall (All Time): #752,464 of 4,157,543Top 20%
7 Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
7340012 Single and multiple sinewave modulation and demodulation techniques employing carrier-zero and carrier-peak data-word start and stop Forrest James Brown, Ronald E. Kunzel, Kenneth D'Alessandro 2008-03-04
7298795 Wire communications systems and methods employing single and multiple sinewave modulation and demodulation techniques Forrest James Brown, Ronald E. Kunzel, Charles Pownell, Kenneth D'Alessandro 2007-11-20
7175529 Method and apparatus for RF transmitter layout in a gaming hall Michael Hartman, Brett N. Keeton, deceased, Hilary Keeton 2007-02-13
5803453 Gaming machine light handle and associated circuitry Don C. Stephan, Roy E. Adams 1998-09-08
5605506 Candle antenna Dennis W. Hoorn, Roy E. Adams 1997-02-25
5261538 Aerosol testing method Rix E. Evans, Alec P. Flowers, Jr., David E. Hockaday, James Kenneth Proctor 1993-11-16
5040353 System for inspecting and recycling goods from defective packages on a blister packaging machine Rix E. Evans 1991-08-20