Inventor · disambiguated record
David C. Hahn
Also filed as: HAHN DAVID · HAHN DAVID C
7 granted patents·1 pending application·69 citations·filing 2012–2022
84Inventor score
Top patents by PatentIndex Score
8 records- 0193US10852044B1Simple low-cost retrofit device and method to replace a variable air flow electronically commutated motor with a permanent split capacitor motor capable of operating at multiple speed settingsMAINSTREAM ENG CORPORATION·Filed 2016·Granted Dec 1, 2020·16 cites·2 claims
- 0293US9207001B1Retrofit device to improve vapor compression cooling system performance by dynamic blower speed modulationROTH ROBERT PAUL·Filed 2012·Granted Dec 8, 2015·15 cites·46 claims
- 0391US9417005B1Retrofit device and method to improve humidity control of vapor compression cooling systemsROTH ROBERT PAUL·Filed 2012·Granted Aug 16, 2016·23 cites·4 claims
- 0490US10605495B1Elegantly simple low-cost retrofit method and system for replacing a constant torque electronically commutated motor with a fix-speed permanent split capacitor motorMAINSTREAM ENG CORPORATION·Filed 2016·Granted Mar 31, 2020·9 cites·6 claims
- 0584US8779362B1Infrared acid detector and methodAMUNDSEN TED J·Filed 2012·Granted Jul 15, 2014·6 cites·14 claims
- 0663US12414242B2Method for ink jet printing of a substrateNotion Systems GmbH·Filed 2021·Granted Sep 9, 2025·0 cites·9 claims
- 0759US11330719B2Method for producing a labeled printed circuit boardNotion Systems GmbH·Filed 2020·Granted May 10, 2022·0 cites·15 claims
- 0836US2024367450A1Method for printing at least one precise line by means of inkjet printingNotion Systems GmbH·Filed 2022·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →