Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11725799 | Dental light using LEDs | Christopher C. Stone, Takaaki Nakagawa, Randall Joel Lonsdale, Patrick W. Berry, Ryan M. Williams +3 more | 2023-08-15 |
| 11092310 | Dental light using LEDs | Christopher C. Stone, Takaaki Nakagawa, Randall Joel Lonsdale, Patrick W. Berry, Ryan M. Williams +3 more | 2021-08-17 |
| 10390690 | Dental light using LEDs | Christopher C. Stone, Takaaki Nakagawa, Randall Joel Lonsdale, Patrick W. Berry, Ryan M. Williams +3 more | 2019-08-27 |
| 10070779 | Dental light using LEDs | Christopher C. Stone, Takaaki Nakagawa, Randall Joel Lonsdale, Patrick W. Berry, Ryan M. Williams +3 more | 2018-09-11 |
| 9833133 | Dental light using LEDS | Christopher C. Stone, Takaaki Nakagawa, Randall Joel Lonsdale, Patrick W. Berry, Ryan M. Williams +3 more | 2017-12-05 |
| 9500340 | Dental light using LEDs | Christopher C. Stone, Takaaki Nakagawa, Randall Joel Lonsdale, Patrick W. Berry, Ryan M. Williams +3 more | 2016-11-22 |