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Patent Known References
| Type | Patent Country | Patent Number |
|---|---|---|
| Patent | JP | H3-99952 |
| Patent | JP | 62-16073 |
| Patent | US | 5444478 |
| Patent | AU | 1290599 |
| Patent | AU | 2345197 |
| Patent | AU | 5924696 |
| Patent | DE | 69406427 |
| Patent | DE | 69428609 |
| Patent | DE | 69618192 |
| Patent | DE | 69836344 |
| Patent | EP | 683738 |
| Patent | EP | 788947 |
| Patent | EP | 830267 |
| Patent | EP | 889801 |
| Patent | EP | 1025702 |
| Patent | HK | 1002429 |
| Patent | JP | H08507020 |
| Patent | US | 2013194426 |
| Patent | US | 5550677 |
| Patent | US | 5670935 |
| Patent | US | 5760962 |
| Patent | US | 5796094 |
| Patent | US | 5877897 |
| Patent | US | 5949331 |
| Patent | US | 6097023 |
| Patent | US | 6222447 |
| Patent | US | 6302545 |
| Patent | US | 6313454 |
| Patent | US | 8643724 |
