Roger Haag

ENEnviroland: 1 patents #1 of 1Top 100%

Sahuarita, AZ: #1 of 2 inventorsTop 50%

Arizona: #301 of 1,382 inventorsTop 25%

Overall (1994): #75,648 of 165,921Top 50%

1 Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5286384	Sludge scraper apparatus	—	1994-02-15