DK

DOUGLAS W. KARKOW

CT Clearsign Technologies: 5 patents #1 of 11Top 10%
CC Clearsign Combustion: 1 patents #1 of 4Top 25%
📍 Mount Vernon, IA: #1 of 5 inventorsTop 20%
🗺 Iowa: #31 of 1,700 inventorsTop 2%
Overall (2022): #23,387 of 548,613Top 5%
6
Patents 2022

Issued Patents 2022

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
11473774 Methods of upgrading a conventional combustion system to include a perforated flame holder JOSEPH COLANNINO, Christopher A. Wiklof 2022-10-18
11460188 Ultra low emissions firetube boiler burner Donald Kendrick, Venkatesh Iyer, JAMES K. DANSIE, JONATHAN BUCHER, AARON SALZBRUN 2022-10-04
11435143 Burner system with discrete transverse flame stabilizers Donald Kendrick, James K. Danise, Christopher A. Wiklof 2022-09-06
11313553 Plug and play burner JAMES K. DANSIE, JESSE DUMAS, Donald Kendrick, Sunny Karnani, Christopher A. Wiklof 2022-04-26
11248786 Method for a perforated flame holder with adjustable fuel nozzle JOSEPH COLANNINO, JAMES K. DANSIE, JESSE DUMAS, Donald Kendrick, Christopher A. Wiklof 2022-02-15
11221137 Field installed perforated flame holder and method of assembly and installation JONATHAN BUCHER, Donald Kendrick, JAMES K. DANSIE 2022-01-11