Inventor · disambiguated record
William P. Ritzau
Also filed as: RITZAU WILLIAM P
3 granted patents·197 citations·filing 1976–1983
77Inventor score
Top patents by PatentIndex Score
3 records- 0192US4494270AVacuum cleaner wandELECTROLUX CORP·Filed 1983·Granted Jan 22, 1985·113 cites·8 claims
- 0286US4079965AVacuum cleaner wandCONS FOODS CORP·Filed 1976·Granted Mar 21, 1978·61 cites·4 claims
- 0363US4185976AReusable dust bag for vacuum cleanerCONS FOODS CORP·Filed 1978·Granted Jan 29, 1980·23 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →