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

Robert T. Heath

U.S. Philips: 1 patents #4,133 of 8,851Top 50%
Denver, CO: #1,715 of 4,554 inventorsTop 40%
Colorado: #17,029 of 40,980 inventorsTop 45%
Overall (All Time): #2,312,239 of 4,157,543Top 60%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5155639 Transport apparatus for a single reel tape cartridge Sanford Platter, Ron Permut, William J. Rueger, Jeffrey M. Farina, Gus Cotey, deceased +4 more 1992-10-13
4646177 Automatic tape threading system for use in a tape transport system Platter Sanford, Larry R. Gadsby 1987-02-24