DS

David Swift

PL Pilkington Pe Limited: 3 patents #7 of 41Top 20%
RH Rite-Hite Holding: 2 patents #122 of 246Top 50%
Overall (All Time): #997,833 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9388634 Powered safety curtains Carl David Hardison, III, Ryan Pfaff, Ryan P. Beggs 2016-07-12
9309717 Powered safety curtains Carl David Hardison, III, Ryan Pfaff, Ryan P. Beggs 2016-04-12
4573759 Optical display apparatus 1986-03-04
4398799 Head-up displays 1983-08-16
4376889 Low light level vision apparatus 1983-03-15