DJ

David Bruno Parzynski, Jr.

Caterpillar: 9 patents #7 of 826Top 1%
📍 Peoria, IL: #2 of 186 inventorsTop 2%
🗺 Illinois: #143 of 8,822 inventorsTop 2%
Overall (2021): #10,697 of 548,734Top 2%
9
Patents 2021

Issued Patents 2021

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
D938999 Cutting tool holder Thomas Marshall Congdon, Nathan Bjerke 2021-12-21
11149416 System for securing bits against rotation Thomas Marshall Congdon 2021-10-19
11098584 Carbide cutter bit with ribbed sides and conical tip Thomas Marshall Congdon, Nathan Bjerke 2021-08-24
D924944 Bit for a ground engaging machine implement Thomas Marshall Congdon 2021-07-13
D920401 Cutting tool Thomas Marshall Congdon, Nathan Bjerke 2021-05-25
10914050 Adapter board with splined bushing Thomas Marshall Congdon, Tobias James Toennies 2021-02-09
10889966 Drafted tool bit and blade assembly Thomas Marshall Congdon 2021-01-12
10889959 Adapter board bolted joint surface Thomas Marshall Congdon, Susan M. Graham 2021-01-12
D907072 Bit for a ground engaging machine implement Thomas Marshall Congdon 2021-01-05