JJ

John William Langhans, JR.

📍 Elko, NV: #3 of 7 inventorsTop 45%
🗺 Nevada: #332 of 1,056 inventorsTop 35%
Overall (2017): #367,321 of 506,227Top 75%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9534273 Alkaline and acid pressure oxidation of precious metal-containing materials Wilson Chung-Yeh Tsu 2017-01-03