DH

Donald Hackett

Overall (All Time): #949,122 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11807283 Emergency arrest device for zip-lining 2023-11-07
10765268 Anti-slip surfaces Christopher J. Hackett 2020-09-08
10730535 Emergency arrest device for zip line 2020-08-04
9021962 Brake and capture system for zip lining 2015-05-05
7971288 Waste fitting 2011-07-05