Inventor · disambiguated record
David L Tomchak
Also filed as: TOMCHAK DAVID · TOMCHAK DAVID L
2 granted patents·1 pending application·3 citations·filing 2004–2022
42Inventor score
Files withBAY INSULATION CONTRACTING INC2
Top patents by PatentIndex Score
3 records- 0177US11414872B2Rooftop fabric dispensing apparatusBAY INSULATION CONTRACTING INC·Filed 2019·Granted Aug 16, 2022·3 cites·7 claims
- 0262US11753828B2Methods for rooftop fabric dispensing apparatusBAY INSULATION CONTRACTING INC·Filed 2022·Granted Sep 12, 2023·0 cites·20 claims
- 0327US2005031819A1Duct board with low weight water repellant matFiled 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →