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

Bill DeKeyser

FLFluidmaster: 1 patents #42 of 86Top 50%
Rancho Santa Margarita, CA: #367 of 743 inventorsTop 50%
California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,091,044 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8185976 Flush valve mechanism Tuan Le, Bryan A. Janish, Robert Collin 2012-05-29
7909054 Shank assembly for a fill valve Tuan Le, Robert Collin 2011-03-22