Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4823328 | Radio signal controlled digital clock | Charles Clinton Conklin, Michael W. Faber, Philip M. Spira, Chi-Wen Wang, Paul L. Williams | 1989-04-18 |
| 4768178 | High precision radio signal controlled continuously updated digital clock | Charles Clinton Conklin, Stephen O. Jeppson, Ronald W. Mongeon, Philip M. Spira, Paul L. Williams | 1988-08-30 |