Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10068473 | Method and apparatus for providing a proximity alert to the operator of a vehicle | Michael A. Harrison | 2018-09-04 |
| 8454188 | In-roadway warning light apparatus with moisture protection | Michael A. Harrison | 2013-06-04 |
| 6750815 | Method, apparatus, and computer program products for alerting surface vessels to hazardous conditions | Ratan Khatwa, Jeanne C. Suchodolski | 2004-06-15 |
| 6734808 | Method, apparatus and computer program products for alerting submersible vessels to hazardous conditions | Ratan Khatwa, Jeanne C. Suchodolski | 2004-05-11 |
| 6496760 | Flight information display with plane of flight view | Steven C. Johnson | 2002-12-17 |
| 6469664 | Method, apparatus, and computer program products for alerting surface vessels to hazardous conditions | Ratan Khatwa, Jeanne C. Suchodolski | 2002-10-22 |