DB

David J. Boles

HL Hoover Limited: 2 patents #19 of 68Top 30%
📍 Barberton, OH: #1 of 5 inventorsTop 20%
🗺 Ohio: #710 of 5,836 inventorsTop 15%
Overall (2003): #71,695 of 273,478Top 30%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6598263 Vacuum cleaner dirt collecting system with filter cleaning devices Nick M. Bosyj, David A. Bradshaw, Charles R. Morrow, Rodney J. Svik, Kevin S. Waltz 2003-07-29
6536074 Conversion valve assembly Nick M. Bosyj, Jeffery S. Louis, Gregg A. McAllise, William H. McGill, Jr., Dave O'Neal 2003-03-25