Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11377948 | Removable real time clock battery assembly | Ting Lau, Zhichao Gong, Philippe Hui, Qiming Li | 2022-07-05 |
| 11143018 | Environmental compensation system for downhole oilwell tools | Michael J. Levchak | 2021-10-12 |
| D637583 | Device stand | Kenneth David Beal, George Andrew Campbell, Timothy Coble, Steven Greenwell | 2011-05-10 |
| D436837 | Design for a mounting bracket for a computer rack | Kenneth David Beal, Paul Griffin, Danny R. Oldham, Mark Oldham | 2001-01-30 |