William B. Hoff — 2 Patents at Filtertek

William B. Hoff — 2 Patents

FIFiltertek: 1 patents #20 of 36Top 60%

MIT: 1 patents #4,386 of 9,367Top 50%

Winnetka, IL: #82 of 229 inventorsTop 40%

Illinois: #34,875 of 84,256 inventorsTop 45%

Overall (All Time): #1,709,992 of 4,157,543Top 45%

William B. Hoff has been granted 2 US patents while listed as an inventor at Filtertek. The first was granted in 1982 and the most recent in June 1998. William B. Hoff ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list William B. Hoff in Winnetka, IL, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
5766469	Orifice filter	Andrew Boast	1998-06-16	$3,697,000
4354297	Machine for processing fish	David G. Wilson, Roy V. Richard, II	1982-10-19

William B. Hoff — 2 Patents

Issued Patents All Time

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