QINGDAO SRI TECH CO LTD has a total of 14 patent applications. It decreased the IP activity by 66.0%. Its first patent ever was published in 2014. It filed its patents most often in China, United States and EPO (European Patent Office). Its main competitors in its focus markets transport and measurement are CUSHION COUPLER CORP, KNORR BREMSE KG and PAVIA NICOLA.
# | Country | Total Patents | |
---|---|---|---|
#1 | China | 6 | |
#2 | United States | 3 | |
#3 | EPO (European Patent Office) | 2 | |
#4 | WIPO (World Intellectual Property Organization) | 2 | |
#5 | Russian Federation | 1 |
# | Industry | |
---|---|---|
#1 | Transport | |
#2 | Measurement |
# | Technology | |
---|---|---|
#1 | Couplings | |
#2 | Vehicle brake control systems | |
#3 | Measuring force, work and fluid pressure | |
#4 | Rail vehicle suspensions | |
#5 | Testing of structures | |
#6 | Railway brakes |
# | Name | Total Patents |
---|---|---|
#1 | Liu Hui | 8 |
#2 | Chen Kai | 8 |
#3 | Zhao Hai | 4 |
#4 | Liu Quan | 3 |
#5 | Hu Miao | 2 |
#6 | Sai Huasong | 2 |
#7 | Zhang Xin | 2 |
#8 | Zhang Zhenchao | 2 |
#9 | Lu Jinchang | 2 |
#10 | Li Peishu | 2 |
Publication | Filing date | Title |
---|---|---|
CN107554513A | Calibration module, control system, calibration method and control method | |
CN107697056A | Track train braking control system and control method | |
CN107499300A | Multichannel pre-control relay valve | |
CN107161132A | A kind of passenger train electro pneumatic braking system and alleviation method | |
CN107128325A | Rubber nodal point | |
CN107063662A | Tread units brake pilot system | |
WO2017054476A1 | Vertical support device utilizing spring for coupler | |
US2015008208A1 | Compact buffer having overload protection |