Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RC

Robert S. Custforth — 3 Patents

CPCutsforth Products: 3 patents #3 of 4Top 75%
Bellingham, WA: #161 of 582 inventorsTop 30%
Washington: #28,186 of 76,902 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Robert S. Custforth has been granted 3 US patents while listed as an inventor at Cutsforth Products. All of these patents were granted in 2006. Robert S. Custforth ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Robert S. Custforth in Bellingham, WA, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7141906 Brush holder apparatus, brush assembly, and method David L. Cutsforth 2006-11-28
7122935 Brush holder apparatus, brush assembly, and method David L. Cutsforth 2006-10-17
7034430 Brush holder apparatus, brush assembly, and method David L. Cutsforth 2006-04-25