Inventor · disambiguated record
Joseph Zappel
Also filed as: ZAPPEL JOSEPH
5 granted patents·2 pending applications·255 citations·filing 1980–2011
84Inventor score
Top patents by PatentIndex Score
7 records- 0191US6332229B1Automated flap and cup cleaner water-saving toiletFiled 2001·Granted Dec 25, 2001·62 cites·17 claims
- 0291US5201694ASquat-pull exercise apparatusZAPPEL JOSEPH·Filed 1991·Granted Apr 13, 1993·153 cites·12 claims
- 0368US7775911B2Apparatus and method for training players in sportsZAPPEL JOSEPH·Filed 2007·Granted Aug 17, 2010·14 cites·4 claims
- 0455US2008276362A1Mechanically sealable rapid opening stagger-flush residential toiletO'MALLEY CONOR·Filed 2008·Application pending·0 cites
- 0547US2011231989A1Mechanical trap toilet with staggered flush carryO'MALLEY CONOR·Filed 2011·Application pending·0 cites
- 0645US6116416AMagnetic hard disk transportation system and methodFiled 1999·Granted Sep 12, 2000·15 cites·29 claims
- 0742US4315516AContinuous chain formed from a multiplicity of loops formed from dental floss material and apparatus for producing the sameZAPPEL JOSEPH·Filed 1980·Granted Feb 16, 1982·11 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →