EB

Earl O. Bergersen

OR Ortho-Tain: 36 patents #1 of 3Top 35%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
📍 Glenview, IL: #12 of 857 inventorsTop 2%
🗺 Illinois: #624 of 84,256 inventorsTop 1%
Overall (All Time): #42,376 of 4,157,543Top 2%
57
Patents All Time

Issued Patents All Time

Showing 51–57 of 57 patents

Patent #TitleCo-InventorsDate
4856992 Preformed bands with lingual extensions 1989-08-15
4830612 Deciduous dentition treatment appliance and orthodontic method 1989-05-16
4799884 Expansion/buccal shield appliance 1989-01-24
4797093 Muscular expansion bumper and head-gear appliance 1989-01-10
4784605 Orthodontic appliance to correct open-bite tendencies in children and adults and tongue-thrust in young children 1988-11-15
4764112 Molded distal stop and attachment to fix orthodontic appliance into mouth 1988-08-16
4330272 Means for attaching a headgear to a positioner 1982-05-18