DN

Duane Nelson

3M: 1 patents #7,233 of 11,543Top 65%
Overall (All Time): #1,443,207 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10563283 Methods, materials and techniques for precious metal recovery Steve Scott, Mohammad Doostmohammadi, Hanif Jafari 2020-02-18
10526682 Methods, materials and techniques for precious metal recovery Mohammad Doostmohammadi, Hanif Jafari, Ishwinder Singh Grewal 2020-01-07
4548597 Dual catheter and method for separately withdrawing fluids from the human heart 1985-10-22