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USPTO Patent Rankings Data through Dec 31, 2025
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Philip Guilfoyle — 1 Patent

MEMemtec: 1 patents #14 of 36Top 40%
Brisbane, AU: #604 of 1,353 inventorsTop 45%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Philip Guilfoyle has been granted 1 US patent while listed as an inventor at Memtec. All of these patents were granted in 1995. Philip Guilfoyle ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Philip Guilfoyle in Brisbane, AU.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5405528 Modular microporous filter assemblies Michael R. L. Selbie, Bruce Gregory Biltoft, Noel S. D. Wood 1995-04-11 $55,000