Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10794726 | Computing and displaying climb dive marker elevation | John Timothy Pearson, Keith Grandin, Michael Allen Robb | 2020-10-06 |
| 10731981 | Device and method for combined altitude display | John Timothy Pearson, Keith Grandin, Michael Allen Robb, Donald Grant Gwynne | 2020-08-04 |