HZ

Harold Zimmerman

📍 Bismarck, ND: #6 of 14 inventorsTop 45%
🗺 North Dakota: #28 of 116 inventorsTop 25%
Overall (2003): #215,243 of 273,478Top 80%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6580362 Aural warning system for buses C. Jay Zimmerman 2003-06-17