Global Patents
United States of America
11,896,479
11,857,392
12,097,111
7942889
9,757,227
Germany
20 2019 005 978.4
20 2019 005 968.7
20 2019 005 979.2
2838472
Japan
7568629
7528306
7528307
European Patent Convention
2838472
France
2838472
India
541449
Italy
2838472
Spain
2838472
United Kingdom
2838472