RC

Roger K. Childers

CH Childers: 7 patents #1 of 5Top 20%
📍 Tigard, OR: #108 of 696 inventorsTop 20%
🗺 Oregon: #5,149 of 28,073 inventorsTop 20%
Overall (All Time): #671,423 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
4775353 Spiral coin-queueing head for high-speed coin-sorting and counting apparatus Kenneth Buchanan, Russel Darmour, II 1988-10-04
4620559 High-speed coin-sorting and counting apparatus James R. Burt 1986-11-04
4564037 Coin-queueing head for high-speed coin-sorting and counting apparatus Andrew L. Trumbo 1986-01-14
4557282 Coin-sorting wheel and counter for high-speed coin-sorting and counting apparatus Kenneth Buchanan, Andrew L. Trumbo 1985-12-10
D279792 Coin-sorting and counting machine 1985-07-23
D279793 Coin-sorting and counting machine 1985-07-23
D279794 Coin-sorting and counting machine 1985-07-23
4506685 High-speed coin sorting and counting apparatus Kenneth Buchanan, Randall Barnette, Delbert L. Buchanan 1985-03-26