Inventor · disambiguated record
Dave Marshall
Also filed as: MARSHALL DAVE · MARSHALL DAVE JOHN
7 granted patents·3 pending applications·40 citations·filing 1995–2024
81Inventor score
Files withTECHNETICS GROUP LLC4COOPER RANDALL1ECOWATER SYSTEMS INC1ENVIROLOGICS ENGINEERING INC1FRYREAR KENNETH W1
Top patents by PatentIndex Score
10 records- 0190US11953095B1Flexible seal assemblyTECHNETICS GROUP LLC·Filed 2023·Granted Apr 9, 2024·1 cites·18 claims
- 0287US11649733B1Flexible seal assemblyTECHNETICS GROUP LLC·Filed 2021·Granted May 16, 2023·2 cites·11 claims
- 0384US10890078B1Flexible seal assemblyTECHNETICS GROUP LLC·Filed 2018·Granted Jan 12, 2021·3 cites·16 claims
- 0483US12305756B1Flexible seal assemblyTECHNETICS GROUP LLC·Filed 2024·Granted May 20, 2025·0 cites·19 claims
- 0568US9339855B2Projectile dispensing system and useENVIROLOGICS ENGINEERING INC·Filed 2012·Granted May 17, 2016·3 cites·7 claims
- 0667US5544072AMethod for regeneration of a water softenerECOWATER SYSTEMS INC·Filed 1995·Granted Aug 6, 1996·31 cites·32 claims
- 0745US2014271270A1Magnetically coupled expander pump with axial flow pathGEOTEK ENERGY LLC·Filed 2013·Application pending·0 cites
- 0844US2015121868A1Structural arrangement for a down-hole turbineFRYREAR KENNETH W·Filed 2012·Application pending·0 cites
- 0935US2003201789A1Bus termination system and methodFiled 2002·Application pending·0 cites
- 1028US9884352B2Pipe cleaning apparatus, use, system, and methodCOOPER RANDALL·Filed 2012·Granted Feb 6, 2018·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →