Inventor · disambiguated record
William J. Butzen
Also filed as: BUTZEN WILLIAM J
5 granted patents·148 citations·filing 1982–2009
83Inventor score
Top patents by PatentIndex Score
5 records- 0186US8161689B1Flashing end dam having angularly adjustable legBUTZEN WILLIAM J·Filed 2009·Granted Apr 24, 2012·21 cites·17 claims
- 0271US4419850AGravel curbMETAL ERA INC·Filed 1982·Granted Dec 13, 1983·42 cites·9 claims
- 0360US5031367ARoof edge fascia systemBUTZEN WILLIAM J·Filed 1990·Granted Jul 16, 1991·39 cites·11 claims
- 0455US4648218AInterlocking roof edge fascia systemBUTZEN WILLIAM J·Filed 1985·Granted Mar 10, 1987·27 cites·3 claims
- 0544US4707954ARoof edge fascia systemBUTZEN WILLIAM J·Filed 1986·Granted Nov 24, 1987·19 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →