John L. Johnsen

HM Huck Manufacturing: 1 patents #13 of 28Top 50%

📍 Portland, OR: #6,022 of 9,213 inventorsTop 70%

🗺 Oregon: #17,068 of 28,073 inventorsTop 65%

Overall (All Time): #3,985,978 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4708282	Welding alloy and method of making and using the same	William E. Wood, Jack H. Devletian, Donald G. Spring	1987-11-24