Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6446672 | Flexible pipe including vent passage and method of manufacturing same | Mark D. Kalman | 2002-09-10 |
| 6363974 | Flexible pipe and method of manufacturing same | Ramon A. Perez, Mark D. Kalman | 2002-04-02 |