Inventor · disambiguated record
David Hagelgans
Also filed as: HAGELGANS DAVID
3 granted patents·13 citations·filing 2007–2021
60Inventor score
Top patents by PatentIndex Score
3 records- 0178US11655635B2Plaster boards having internal layers and methods for making themCERTAINTEED GYPSUM INC·Filed 2021·Granted May 23, 2023·1 cites·20 claims
- 0270US8042830B2Device for snap-fastening an airbag unit in a subassembly of a motor vehicle, especially in a steering wheelTAKATA PETRI AG·Filed 2007·Granted Oct 25, 2011·12 cites·17 claims
- 0363US11124965B2Plaster boards having internal layers and methods for making themCERTAINTEED GYPSUM INC·Filed 2018·Granted Sep 21, 2021·0 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →