For Innovation

PSI Global Patents

PSI Global began life in 1976 with a patent for an improved pleated filtration media and has continued to innovate ever since.

The following list reflects some of the most significant patents held by PSI Global:

  • Pleated product
  • Several patents are held for the moulded product and process, and for subsequent developments
  • Filter silencer
  • Housing range
  • Aridair
  • Electronic key
  • Emulsion splitter
  • Welded drainage layer (patent pending)

The company also holds joint patents with major OEM customers. Innovation solutions from PSI Global are licensed to other filter manufacturers at the company's discretion.