Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5778938 | Method of installation of dual containment pipe rehabilitation system | F. Thomas Driver | 1998-07-14 |
| 5743299 | Dual containment pipe rehabilitation system and method of installation | F. Thomas Driver | 1998-04-28 |
| 5546992 | Dual containment pipe rehabilitation system | F. Thomas Driver | 1996-08-20 |
| 5399301 | Method and apparatus for expanding replacement pipe | Hernan R. Menendez, Joseph H. Alexander | 1995-03-21 |
| 4602974 | Method of sealing pipe | Eric Wood | 1986-07-29 |
| 4552183 | Repairing leaks in pipelines carrying fluent medium | — | 1985-11-12 |
| 4434115 | Method for remote lining of side connections | — | 1984-02-28 |
| 4357961 | Pipeline repair kit | — | 1982-11-09 |