Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5361065 | Windshear guidance system | David August Johnson, Terry L. Zweifel | 1994-11-01 |
| 5036480 | Method and apparatus for simulating microburst windshears | Terry L. Zweifel | 1991-07-30 |
| 4863120 | Optimal flight guidance for aircraft in windshear | Terry L. Zweifel | 1989-09-05 |