Bandag Incorporated
42Patents
0Active
42Granted
37Portfolio score
Filing activity: Nov 30, 1973 → Apr 29, 2004
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5687881A | Apparatus for conveying a solid particular material | Performing Operations; Transporting | 90 | Expired |
| US4010052A | Molding valve stems to rubber article | Performing Operations; Transporting | 40 | Expired |
| US4365514A | Method and apparatus for non-destructive inspection of tires | Physics | 28 | Expired |
| US4353402A | Slitted tire tread | Emerging Cross-Sectional Technologies | 23 | Expired |
| USD420951S | Tire tread | General | 22 | Expired |
| US7040371B2 | Tire buffing apparatus | Performing Operations; Transporting | 20 | Expired |
| US4372366A | Method and apparatus for non-destructive inspection of tires | Physics | 20 | Expired |
| US4082592A | Splicing of tread strips | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4275589A | Method and apparatus for non-destructive inspection of tires | Physics | 15 | Expired |
| US6758931B1 | Method and apparatus for applying tire tread for a retread tire | Performing Operations; Transporting | 12 | Expired |
| US4115171A | Retreading stacked tires | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4285235A | Method and apparatus for non-destructive inspection of tires | Physics | 11 | Expired |
| US4258755A | Helical wire reinforced hose | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US6899778B1 | Method and apparatus for preparing tire tread for a retread tire | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4075047A | Tire retreading system | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4434018A | Tire retreading system with envelope pressure | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4173509A | Apparatus for splicing tread strips | Performing Operations; Transporting | 9 | Expired |
| US4324607A | Hose building machine | Performing Operations; Transporting | 8 | Expired |
| USD415720S | Tire tread | General | 8 | Expired |
| US3984211A | Apparatus for severing a length from a strip of rubber tire tread | Emerging Cross-Sectional Technologies | 8 | Expired |
| USD418457S | Tire tread | General | 8 | Expired |
| US4046947A | Material and methods for bonding treads to tires | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6219143A | Method and apparatus for analyzing shearogram images by animation | Physics | 8 | Expired |
| US4126171A | Tire shoulder trimming device | Performing Operations; Transporting | 8 | Expired |
| US4071071A | Tire belt removal | Performing Operations; Transporting | 7 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.