Model/Series

Patent Number

LGV, LGH, XLGV, XLGH Series 7,159,806
10,233,940
10,364,821
Patents Pending
3LV, 3LE, 3LM, 3XLV, 3XLE, 3XLM Series 10,233,940
11,339,804
Patents Pending
LGF, XLGF Series

10,233,940
10,364,821
12,326,153
12,331,758
Patents Pending