Patent Marking
| Model | Patents | 
|---|---|
| M-100 | U.S. Patent Nos. 9,770,064, D827,998, D811,709, D856,651, and other foreign patents | 
| T-100 | U.S. Patent Nos. 9,770,064, D827,998, D811,709, D856,651, and other foreign patents | 
| M-75 | US Patent No. D889,800, D979,912 and U.S. applications pending | 
| T-75 | US Patent No. D889,800, D979,912 and U.S. applications pending | 
| H-75 | U.S. Patent No. D820,573, D862,863, D871,041, and other foreign patents | 
| ET-75 | U.S. Patent No. D889,801, D974,724 and U.S. applications pending |