Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859328 | Twist on disposable filter | Philip E. Moldenhauer | 1989-08-22 |
| D296925 | Twist on disposable filter | Philip E. Moldenhauer | 1988-07-26 |
| 4719012 | Twist on disposable filter | Philip E. Moldenhauer | 1988-01-12 |
| 4692196 | Apparatus and method for wrapping an external tape support about a filter element assembly | Norman W. Ellegood, Joel L. Fritsche, Keichi Ikeda, Ronald W. Streitmatter | 1987-09-08 |
| 4626307 | Machine and method for assembling pleated filter material and a hollow core member | Paul Cherkas, Joel L. Fritsche, Paul D. LaGorce, Ronald W. Streitmatter | 1986-12-02 |
| 4620580 | Tire cooling by fluid transfer element | Gene A. Anders | 1986-11-04 |
| 4393913 | Tire and wheel configuration | Charles E. Grawey | 1983-07-19 |
| 4181482 | Tire tread forming apparatus | Charles E. Grawey, Quentin T. Woods | 1980-01-01 |
| 4181488 | Tire tread forming mold body | Charles E. Grawey, Quentin T. Woods | 1980-01-01 |