Roger B. Kraus

📍 Castro Valley, CA: #3 of 14 inventorsTop 25%

🗺 California: #1,105 of 6,198 inventorsTop 20%

Overall (1982): #34,368 of 81,411Top 45%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4346491	Thread repair tool	Rudy Pretti	1982-08-31