Inventor · disambiguated record
John Vancha
Also filed as: VANCHA JOHN
6 granted patents·129 citations·filing 1980–1999
83Inventor score
Top patents by PatentIndex Score
6 records- 0193US4686352AElectronic pressing ironZINK CO JOHN·Filed 1984·Granted Aug 11, 1987·83 cites·23 claims
- 0265US4326273AUltrasonic ranging deviceHURST PERFORMANCE·Filed 1980·Granted Apr 20, 1982·23 cites·6 claims
- 0333US6223430B1Breadmaker circuit board mounting methodPREMARK WB HOLDINGS INC·Filed 1999·Granted May 1, 2001·6 cites·25 claims
- 0431US5369398ACircuit for detecting calcification in a coffee makerWEST BEND CO·Filed 1992·Granted Nov 29, 1994·7 cites·9 claims
- 0531US4336605AMultiplexer for ultrasonic ranging deviceHURST PERFORMANCE·Filed 1980·Granted Jun 22, 1982·4 cites·2 claims
- 0629US4980540APositive power-off circuit for electrical appliancesWEST BEND CO·Filed 1990·Granted Dec 25, 1990·6 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →