RE

Richard Easter

YS Yale Security: 1 patents #50 of 90Top 60%
Overall (All Time): #3,870,668 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4995194 Power-assist door closer Eckart F. Schultze, Robert V. Funderburk 1991-02-26