SSI 2nd PTFE Diffuser Patent Published in USA

SSI 2nd PTFE Diffuser Patent Published in USA In January our 2nd PTFE layered diffuser patent was published by the US Patent and Trademark office. This patent claims priority from an earlier patent filing in Korea dating to early 1995 covering the same item, and clearly establishes SSI as the inventor of the PTFE layered membrane diffuser. The Publication Number is 20070001323.