DK

David Kostka

UN Unknown: 2 patents #12,644 of 83,584Top 20%
📍 Rancho Palos Verdes, CA: #300 of 1,701 inventorsTop 20%
🗺 California: #93,399 of 386,348 inventorsTop 25%
Overall (All Time): #841,697 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10132272 Carburetor arrangement Bernardo J. Herzer 2018-11-20
9784219 Carburetor arrangement Bernardo J. Herzer 2017-10-10
9097212 Carburetor arrangement Bernardo J. Herzer 2015-08-04
8511286 Carburetor arrangement Bernardo J. Herzer 2013-08-20
8109251 LPG fueled internal combustion engine powered devices Bernardo J. Herzer 2012-02-07
7878170 LPG fueled internal combustion engine powered devices Bernardo J. Herzer 2011-02-01