John M. Lehto

NP Northern States Power: 2 patents #1 of 1Top 100%

📍 Cokato, MN: #1 of 2 inventorsTop 50%

🗺 Minnesota: #129 of 2,022 inventorsTop 7%

Overall (1989): #23,745 of 140,708Top 20%

Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4861558	Flue gas scrubber system with chloride removal	—	1989-08-29
4853195	Flue gas scrubber system	—	1989-08-01