JH

John L. Hartmann

EL Electroimpact: 2 patents #2 of 7Top 30%
📍 Seattle, WA: #26 of 367 inventorsTop 8%
🗺 Washington: #104 of 1,789 inventorsTop 6%
Overall (1994): #29,586 of 165,921Top 20%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5280673 Electromagnetic bolt insertion system Peter B. Zieve, Peter Janicki, Michael D. Assadi, Scott C. Tomchick 1994-01-25
5279024 Apparatus and method to prevent rivet shanking Peter B. Zieve 1994-01-18