Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Dominicus Bruyn — 5 Patents

PPPerformance Polymers: 5 patents #1 of 3Top 35%
Cambridge, CA: #79 of 478 inventorsTop 20%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Dominicus Bruyn has been granted 5 US patents while listed as an inventor at Performance Polymers. The first was granted in 1999 and the most recent in April 2005. Dominicus Bruyn ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Dominicus Bruyn in Cambridge, ON, CA.

Patents per Year

Patents granted per year, 1999 to 2005Bar chart with a peak of 1 patents in 1999.peak 11999: 1 patents19992001: 1 patents20012002: 1 patents20022004: 1 patents20042005: 1 patents2005

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6877671 Between-rails roadway for road-rail crossings Frank Drayton Williams, Bill Wei Shiu Chien 2005-04-12
6701594 System for securing interface strips at road/rail crossings 2004-03-09
6401318 Apparatus for securing interface strips at road/rail crossings 2002-06-11
6250562 Resilient caps for cross-ties at railway crossings 2001-06-26
5899379 Interface strip for road/rail crossing Frank Drayton Williams, Bill Wei Shiu Chien 1999-05-04