Patent Leaderboard

RK

Randall T. Kerkstra

📍 Hudsonville, MI: #130 of 300 inventorsTop 45%

🗺 Michigan: #35,034 of 86,293 inventorsTop 45%

Overall (All Time): #1,991,029 of 4,157,543Top 50%

2

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
9770858	Mold interlocks	Lee A. VanDyk	2017-09-26
9486942	Mold interlocks	Lee A. VanDyk	2016-11-08