JZ

John Zapushek

MC Master Lock Company: 4 patents #2 of 25Top 8%
📍 Racine, WI: #6 of 121 inventorsTop 5%
🗺 Wisconsin: #76 of 2,880 inventorsTop 3%
Overall (2005): #11,599 of 245,428Top 5%
4
Patents 2005

Issued Patents 2005

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D511292 Lock Rolf Hohmann, Chris Irgens 2005-11-08
6865914 Threaded member lock Christopher R. Irgens 2005-03-15
6862905 Pin locking device and method of locking 2005-03-08
6854302 Pneumatic tool lock Christopher R. Irgens 2005-02-15