Joan M. Bergstrom

DB Dow Brands: 1 patents #2 of 12Top 20%

📍 Phoenix, AZ: #59 of 287 inventorsTop 25%

🗺 Arizona: #301 of 1,382 inventorsTop 25%

Overall (1994): #115,716 of 165,921Top 70%

Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5332570	Reducing solution for permanent wave	James Michael Wilmott	1994-07-26