Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9617750 | Corrugated metal sheets and concrete modular building structure | — | 2017-04-11 |
| 8752225 | Tunable load sharing arch bridge | — | 2014-06-17 |
| 7615883 | Wind driven venturi turbine | — | 2009-11-10 |
| 7146672 | Tunable load sharing arch bridge | — | 2006-12-12 |
| 5471694 | Prefabricated bridge with prestressed elements | — | 1995-12-05 |
| 5226750 | Offshore drilling platform support | — | 1993-07-13 |
| 5178492 | Method and apparatus for anchoring backfilled wall structures | — | 1993-01-12 |
| 5174688 | Retaining wall with tie-back elements and tied arch | — | 1992-12-29 |
| 4914887 | Method and apparatus for anchoring backfilled wall structures | — | 1990-04-10 |
| D300250 | Retaining wall with tie-back elements | — | 1989-03-14 |
| D299170 | Retaining wall with tie-back elements | — | 1988-12-27 |
| D298655 | Retaining wall with tie-back elements | — | 1988-11-22 |
| 4707962 | Cascade wall structure | — | 1987-11-24 |
| 4282690 | Precast building construction | — | 1981-08-11 |