Hugh W. Evans

AR Atlantic Richfield: 2 patents #271 of 1,061Top 30%

📍 Denver, CO: #1,715 of 4,554 inventorsTop 40%

🗺 Colorado: #17,029 of 40,980 inventorsTop 45%

Overall (All Time): #2,365,548 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4316682	Ore carrier	—	1982-02-23
4247229	Mining method and apparatus	—	1981-01-27