Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10814985 | Methods and systems for processing public announcements on a transportation vehicle | Thong Pham, Nigel Blackwell, Changhwa Lin | 2020-10-27 |
| 10494096 | Methods and systems for processing public announcements on a transportation vehicle | Thong Pham, Nigel Blackwell, Changhwa Lin | 2019-12-03 |