LIU DAVID C has a total of 14 patent applications. Its first patent ever was published in 2007. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets civil engineering, machines and mechanical elements are NEUHOFER FRANZ JUN, PORCELAIN TILE CORP and NEUHOFER JR FRANZ.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 9 | |
#2 | WIPO (World Intellectual Property Organization) | 3 | |
#3 | China | 2 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Machines | |
#3 | Mechanical elements | |
#4 | Environmental technology |
# | Name | Total Patents |
---|---|---|
#1 | Liu David C | 14 |
#2 | Liu Jun | 3 |
Publication | Filing date | Title |
---|---|---|
US8191328B1 | Hardwood flooring with sliding locking mechanism | |
US2011030300A1 | Floor And Tile With Padding | |
US2010236171A1 | Preinstalled glue system for floor | |
US2010088990A1 | Horizontally engineered hardwood floor and method of installation | |
US2010031594A1 | Flooring boards with press down locking mechanism | |
US2009269522A1 | Water resistant wide flooring boards | |
US2009212051A1 | Rainwater Collection and Storage System | |
US2009151290A1 | Locking mechanism for flooring boards |