Granted patents
Australia: 2009326199, 2005335383
Canada: CA2744397, CA2620511
China: CN102246373B, ZL200580051306.9
Europe: EP2356728, EP1913454
Hong Kong: HK11547707B, HK1124406
India: 284994
Israel: IL212542, IL188906
Japan: 5165797, 4866906
New Zealand: 593329, 565327
Russian Federation: 2466487, 2386994
South Africa: 2011/02918, 2008/01123
UK: GB2466042, EP2356728
USA: 8692416, 7755334
Pending patents
Argentina
Taiwan
UAE
Uruguay