TIANJIN DONGDA WEIYE LOCOMOTIVE & ROLLING STOCK CO LTD has a total of 12 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, packaging and shipping and transport are CHANGZHOU KAIDA HEAVY INDUSTRY TECH CO LTD, LIAONING FU AN HEAVY FOUNDRY GROUP CO LTD and XINGTAI DELONG MACHINERY & MILL ROLL CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | China | 12 |
# | Industry | |
---|---|---|
#1 | Materials and metallurgy | |
#2 | Packaging and shipping | |
#3 | Transport | |
#4 | Civil engineering |
# | Technology | |
---|---|---|
#1 | Casting metal | |
#2 | Couplings | |
#3 | Metal tempering | |
#4 | Machines for making railways | |
#5 | Foundry moulding | |
#6 | Cranes | |
#7 | Alloys |
# | Name | Total Patents |
---|---|---|
#1 | Zhang Xipeng | 12 |
#2 | Zhang Xiyan | 3 |
#3 | Zhang Chunsheng | 2 |
#4 | Li Jie | 1 |
#5 | Ren Feng | 1 |
#6 | Zhao Xin | 1 |
#7 | Zhang Xiuliang | 1 |
#8 | Yang Jiewang | 1 |
#9 | Zhao Zhihui | 1 |
#10 | Zhang Xufeng | 1 |
Publication | Filing date | Title |
---|---|---|
CN109722949A | A kind of high-strength novel heart rail | |
CN109719547A | A kind of New Type Milling tooling | |
CN109706304A | A kind of novel wing rail annealing device | |
CN109706798A | A kind of novel nylon apron block | |
CN109702049A | A kind of alignment tooling of novel steel rail clamping plate | |
CN109704185A | A kind of suspender suitable for cabinet | |
CN109702144A | A kind of sand core core box with inserted chill | |
CN109694000A | A kind of new car hook | |
CN109692940A | A kind of novel combination type chill | |
CN109692945A | A kind of ladle cleaning plant | |
CN105398467A | Anti-deformation buffer box | |
CN105586528A | Alloy steel and heat treatment technique thereof |