DB

Donald J. Barnhouse

RA Ranpak: 4 patents #43 of 151Top 30%
📍 London, OH: #30 of 155 inventorsTop 20%
🗺 Ohio: #15,837 of 73,341 inventorsTop 25%
Overall (All Time): #1,029,963 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7361132 Cushioning conversion machine and method Richard O. Ratzel, Joseph J. Harding, Michael J. Lencoski, James A. Simmons 2008-04-22
7258657 Cushioning conversion machine and method Richard O. Ratzel, Joseph J. Haroing, Michael J. Lencoski, James A. Simmons 2007-08-21
6974407 Cushioning conversion machine and method Richard O. Ratzel, Joseph J. Harding, Michael J. Lencoski, James Simmons 2005-12-13
6783489 Cushioning conversion machine and method Richard O. Ratzel, Joseph J. Harding, Michael J. Lencoski, James A. Simmons 2004-08-31
6019715 Cushioning conversion machine and method Richard O. Ratzel, Joseph J. Harding, Michael J. Lencoski, James A. Simmons 2000-02-01