Inventor · disambiguated record
J. Matthew Kempainen
Also filed as: KEMPAINEN J MATTHEW
3 granted patents·5 citations·filing 2014–2020
59Inventor score
Files withDEAN HOLDING CORP3
Top patents by PatentIndex Score
3 records- 0172US10718108B2Bridge for use in constructing a multi-stage block wallDEAN HOLDING CORP·Filed 2018·Granted Jul 21, 2020·2 cites·18 claims
- 0258US10889980B2Method for constructing a multi-stage block wallDEAN HOLDING CORP·Filed 2020·Granted Jan 12, 2021·0 cites·15 claims
- 0357US10202756B2Bridge systems for multi-stage wallsDEAN HOLDING CORP·Filed 2014·Granted Feb 12, 2019·3 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →