Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6808025 | Fire-fighting system having improved flow | David R. Bissen, William F. Burch | 2004-10-26 |
| 6786233 | Boom utilizing composite material construction | Thomas M. Anderson, David R. Bissen, Brian E. Spencer, Leo B. Willner, Richard T. Atherton +1 more | 2004-09-07 |
| 6755212 | Boom stiffening system | Thomas M. Anderson, David R. Bissen, Brian E. Spencer, Richard L. Grover, Leo B. Willner | 2004-06-29 |
| 6719009 | Composite material piping system | David R. Bissen, Brian E. Spencer, Leo B. Willner | 2004-04-13 |
| 6698451 | Conveying pipeline mounted inside a boom | Thomas M. Anderson, David R. Bissen, Brian E. Spencer, Leo B. Willner | 2004-03-02 |