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John H. Schemel

SM Sandvik Special Metals: 1 patents #6 of 18Top 35%
SA Santrade: 1 patents #61 of 173Top 40%
📍 Kennewick, WA: #122 of 425 inventorsTop 30%
🗺 Washington: #27,877 of 76,902 inventorsTop 40%
Overall (All Time): #1,667,085 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4908071 Method of manufacturing tubes of zirconium alloys with improved corrosion resistance for thermal nuclear reactors Erik T. Anderrson, Sten A. Wilson 1990-03-13
4655068 Floating cylindrical mandrel and method for producing tubing 1987-04-07
4489497 Groove measuring gauge A. Bruce Cady 1984-12-25