DH

David C. Hahn

ME Mainstream Engineering: 4 patents #27 of 87Top 35%
Overall (All Time): #688,166 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12414242 Method for ink jet printing of a substrate David Volk, Jan Schönefeld, Carsten Schimansky 2025-09-09
11330719 Method for producing a labeled printed circuit board David Volk, Jan Schönefeld, Carsten Schimansky 2022-05-10
10852044 Simple 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 settings Dana L. Elliott, Luke L. Falls, Robert P. Scaringe 2020-12-01
10605495 Elegantly simple low-cost retrofit method and system for replacing a constant torque electronically commutated motor with a fix-speed permanent split capacitor motor Luke L. Falls, Dana L. Elliot, Robert P. Scaringe 2020-03-31
9417005 Retrofit device and method to improve humidity control of vapor compression cooling systems Robert Paul Roth, Robert P. Scaringe 2016-08-16
9207001 Retrofit device to improve vapor compression cooling system performance by dynamic blower speed modulation Robert Paul Roth, Robert P. Scaringe 2015-12-08
8779362 Infrared acid detector and method Ted J. Amundsen 2014-07-15