Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8598817 | Adaptive drive system using current values for a personal care appliance | Kevin A. Miller, Ari Lumbantobing | 2013-12-03 |
| 8314586 | System for adapting the resonant operation of a personal care appliance during the lifetime thereof | Ari Lumbantobing, Kevin A. Miller, Pieter Johannes Bax | 2012-11-20 |
| 8288970 | Adaptive drive system using current values for a personal care appliance | Kevin A. Miller, Ari Lumbantobing | 2012-10-16 |