RG

Ryan B. Gruhn

SS Schafer Systems: 5 patents #2 of 20Top 10%
Overall (All Time): #1,045,717 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6302292 Ticket counting dispenser Christopher E. Schafer, Philip R. Littler, Tim Caltrider, Glenn Miller, Ryan P. Littler +2 more 2001-10-16
6230926 Ticket counting dispenser with ticket dispensing assembly Christopher E. Schafer 2001-05-15
6179525 Floating dock section Michael E. Irlmeier, Kurt L. McCuen 2001-01-30
6073572 Floating dock Michael E. Irlmeier, Philip R. Littler, Kurt L. McCuen, Christopher E. Schafer, Steve Irlmeier, deceased 2000-06-13
5873481 Display and dispensing device with security door Scott Williams 1999-02-23