BB

Blake Barthelmess

Overall (All Time): #1,421,213 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11454430 DC system controls Scott Brown, Tor Hartmann, Donald McGraw 2022-09-27
10724761 Modular heat transfer units Donald McGraw, Scott Brown, Torsten Hartmann 2020-07-28
10648711 DC refrigeration system controls Scott Brown, Tor Hartmann, Donald McGraw 2020-05-12