ML

Michael D. Langenfeld

VM Vermeer Manufacturing: 13 patents #13 of 366Top 4%
📍 Pella, IA: #18 of 257 inventorsTop 8%
🗺 Iowa: #1,069 of 15,303 inventorsTop 7%
Overall (All Time): #364,753 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12352165 Pullback system for drilling tool Jacob Richard Smith, Tyler J. Dorin 2025-07-08
11913287 Mounting arrangement for pullback adaptor Jacob Richard Smith 2024-02-27
11808151 Dual rod directional drilling system Jacob Richard Smith 2023-11-07
11697967 Pullback system for drilling tool Jacob Richard Smith, Tyler J. Dorin 2023-07-11
11149501 Rod coupler and coupled rod assembly Jacob Richard Smith 2021-10-19
11105156 Pullback system for drilling tool Tyler J. Dorin, Jacob Richard Smith 2021-08-31
10961779 Dual rod directional drilling system Jacob Richard Smith 2021-03-30
10851588 Dual rod directional drilling system Jacob Richard Smith 2020-12-01
10711520 Dual rod directional drilling system Andrew J. Kreimeyer, Tyler J. Dorin 2020-07-14
10227832 Tapered thread configuration with improved durability Randy R. Runquist 2019-03-12
9605491 Tapered thread configuration with improved durability Randy R. Runquist 2017-03-28
9016366 Tapered thread configuration with improved durability Randy R. Runquist 2015-04-28
8991490 Tapered thread configuration with improved durability Randy R. Runquist 2015-03-31