DD

Donald C. Dunn

CE Corrosion Engineering: 5 patents #1 of 3Top 35%
Overall (All Time): #603,174 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12325382 Ladder-mounted storage system 2025-06-10
11535168 Ladder-mounted storage system 2022-12-27
9429267 Pipe systems 2016-08-30
9038803 Inflatable liner systems Jerry F. Hofberger 2015-05-26
8708391 Liner systems Jerry F. Hofberger 2014-04-29
8616358 Inflatable liner systems Jerry F. Hofberger 2013-12-31
5699918 Screen for vibrating material sorting apparatus 1997-12-23
5341939 Multiple deck vibrating screen apparatus David Aitchison 1994-08-30