Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6966272 | Multi-mode ship for transporting vehicles | Avrum A. Freelund, Byron M. Sugahara, Kent A. Merrill | 2005-11-22 |
| 5022993 | Process for treating wastewater | — | 1991-06-11 |
| 4999111 | Process for treating wastewater | — | 1991-03-12 |
| 4874519 | Process for treating wastewater | — | 1989-10-17 |