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Keith V. Simpson

FUFuller: 1 patents #24 of 65Top 40%

Macclesfield, GB: #276 of 425 inventorsTop 65%

Overall (All Time): #3,779,673 of 4,157,543Top 95%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5449141	Iris diaphragm valve	David F. Gillett, Anthony Goodwin	1995-09-12