Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D731055 | Drip clip | Ronald J. Hoffman, Michael S. Young | 2015-06-02 |
| 5693169 | Method for making a capillary laminate material | Frederick Michael Langdon, John B. Burchnall | 1997-12-02 |
| 5368909 | Fluid-pervious plastic web having improved fluid drainage | Fred M. Langdon, John B. Burchnall | 1994-11-29 |