DR

David Ritzel

DS Dynamic Shelters: 4 patents #2 of 5Top 40%
OR Ora: 1 patents #9 of 22Top 45%
Overall (All Time): #844,114 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9637945 Air beam system for an air beam structure for shielding against airborne projectiles Harold Warner 2017-05-02
9637946 Air beam system for an air beam structure Harold Warner 2017-05-02
9395160 Air beam system for an air beam structure Harold Warner 2016-07-19
9267765 Tethermast and frag wall Harold Warner 2016-02-23
9027383 Shock tube apparatus for blast wave simulation Steven Parks 2015-05-12
5253585 Explosive pipe crimping method and devices David Hudak, Andrew McQuilkin, Stephen Burke Murray 1993-10-19