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David Ritzel
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Calgary, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Air beam system for an air beam structure for shielding against air...
Patent number
9,637,945
Issue date
May 2, 2017
Dynamic Shelters Inc.
Harold Warner
E04 - BUILDING
Information
Patent Grant
Air beam system for an air beam structure
Patent number
9,637,946
Issue date
May 2, 2017
Dynamic Shelters Inc.
Harold Warner
E04 - BUILDING
Information
Patent Grant
Air beam system for an air beam structure
Patent number
9,395,160
Issue date
Jul 19, 2016
DYNAMIC SHELTERS INC.
Harold Warner
F42 - AMMUNITION BLASTING
Information
Patent Grant
Tethermast and frag wall
Patent number
9,267,765
Issue date
Feb 23, 2016
DYNAMIC SHELTERS INC.
Harold Warner
F42 - AMMUNITION BLASTING
Patents Applications
last 30 patents
Information
Patent Application
AIR BEAM SYSTEM FOR AN AIR BEAM STRUCTURE
Publication number
20160282089
Publication date
Sep 29, 2016
DYNAMIC SHELTERS INC.
Harold WARNER
F41 - WEAPONS
Information
Patent Application
AIR BEAM SYSTEM FOR AN AIR BEAM STRUCTURE FOR SHIELDING AGAINST AIR...
Publication number
20160209180
Publication date
Jul 21, 2016
DYNAMIC SHELTERS INC.
Harold WARNER
F41 - WEAPONS
Information
Patent Application
TETHERMAST AND FRAG WALL
Publication number
20150068393
Publication date
Mar 12, 2015
DYNAMIC SHELTERS INC.
Harold Warner
F41 - WEAPONS
Information
Patent Application
TETHERMAST AND FRAG WALL
Publication number
20120247311
Publication date
Oct 4, 2012
DYNAMIC SHELTERS INC.
Harold Warner
F42 - AMMUNITION BLASTING