RZ

Robert Richard Zielonka

IT Irwin Industrial Tool: 2 patents #4 of 27Top 15%
📍 Enfield, CT: #7 of 31 inventorsTop 25%
🗺 Connecticut: #645 of 3,711 inventorsTop 20%
Overall (2017): #110,587 of 506,227Top 25%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D789428 Hole saw Joseph Thomas Novak, Matthew Christopher Green, Joseph H. DeSantis, Christopher F. Fitzgerald, Peter Weremchuk +1 more 2017-06-13
9586270 Coated hole cutter Joseph H. DeSantis, Christopher F. Fitzgerald, Peter Weremchuk 2017-03-07