DH

Derek D. Hanzek

CG Callaway Golf: 4 patents #155 of 359Top 45%
Overall (All Time): #1,183,733 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9931554 Golf bag base assembly Alfredo M. Marquez, Jaclyn T. Sonico 2018-04-03
D778055 Golf bag base Matt Kovacevich 2017-02-07
D774306 Golf bag base Matt Kovacevich 2016-12-20
D774307 Golf bag base Matt Kovacevich 2016-12-20