Research Institute of Petroleum Engineering, Shengli Oil Field, SINOPEC
China
| Total IP | 3 |
|---|---|
| Total IP Rank # | 502,805 |
| IP Activity Score | 0/5.0 0 |
| IP Activity Rank # | 1,661,163 |
|
||||||||||||||||
| Last Patent | 2016 - Device for handling oil pipes an... | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| First Patent | 2015 - Apparatus for tripping oil pipe ... | |||||||||||||||
Latest Inventions, Goods, Services
|
||||||||||