Inventor · disambiguated record
David Schumacher
Also filed as: SCHUMACHER DAVID · SCHUMACHER DAVID B
8 granted patents·1 pending application·142 citations·filing 1986–2023
86Inventor score
Files withSNYDER GENERAL CORP2COGNEX CORP1DOVER HYDRAULICS INC1INTER CITY PRODUCTS CORP USA1LENNOX IND INC1
Top patents by PatentIndex Score
9 records- 0186US5375586ACondensate isolator and drainage system for furnaceINTER CITY PRODUCTS CORP USA·Filed 1993·Granted Dec 27, 1994·81 cites·18 claims
- 0277US9123093B1Vision inspection programming method and apparatusSCHUMACHER DAVID·Filed 2008·Granted Sep 1, 2015·14 cites·34 claims
- 0362US4892045ACondensate drain systemSNYDER GENERAL CORP·Filed 1988·Granted Jan 9, 1990·20 cites·19 claims
- 0447US2025180496A1Manipulator head and vacuum systemSPECS SURFACE NANO ANALYSIS GMBH·Filed 2023·Application pending·0 cites
- 0543US6092828ASnow ski traction device and methodFiled 1998·Granted Jul 25, 2000·11 cites·20 claims
- 0641US7231820B2Test stand for hydraulic oscillator using gas-filled shock absorbersDOVER HYDRAULICS INC·Filed 2004·Granted Jun 19, 2007·2 cites·34 claims
- 0740US11422833B1System and method for automatic generation of human-machine interface in a vision systemCOGNEX CORP·Filed 2017·Granted Aug 23, 2022·0 cites·19 claims
- 0837US5024595AFurnace protective deviceSNYDER GENERAL CORP·Filed 1989·Granted Jun 18, 1991·8 cites·4 claims
- 0932US4722674ACombustion air blower motor isolating springLENNOX IND INC·Filed 1986·Granted Feb 2, 1988·6 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →