KRIEGSTEIN STEWART has a total of 13 patent applications. Its first patent ever was published in 2014. It filed its patents most often in United States, Australia and Canada. Its main competitors in its focus markets civil engineering, environmental technology and materials and metallurgy are KOUSHINSHIYA KK, WILLIAMS J and ZHANGJIAGANG FREE TRADE ZONE QILI INT TRADE CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 3 | |
#2 | Australia | 2 | |
#3 | Canada | 2 | |
#4 | China | 2 | |
#5 | EPO (European Patent Office) | 2 | |
#6 | WIPO (World Intellectual Property Organization) | 2 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Environmental technology | |
#3 | Materials and metallurgy | |
#4 | Chemical engineering | |
#5 | Packaging and shipping | |
#6 | Weapons |
# | Name | Total Patents |
---|---|---|
#1 | Kriegstein Stewart | 13 |
Publication | Filing date | Title |
---|---|---|
US2015266615A1 | Structure including interlocking containers | |
US2015203401A1 | Hygroscopic cementitious materials |