How many patents does
Luoyang Petrochemical Engineering Corporation, Sinopec have?
patents
611
families
481
granted
129
applications
482
CN
608
US
2
RoW
1
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The report contains ten-year analysis with the following sections
- patent filing analysis
- worldwide filing analysis
- patent family analysis
- application analysis
- granted analysis
- classification analysis
- citation analysis
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Luoyang Petrochemical Engineering Corporation, Sinopec
Top ten assignees appearing on patents
2009 - 2018
2018
Luoyang Petrochemical Engineering Corporation, Sinopec
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| fired heater and method of using the same | 4 | 2012 |
| method and device for testing cathode protection potential of inner base plate of oil ta… 🛈 | 2 | 2013 |
| heavy oil treatment method | 2 | 2012 |
| gas-liquid distributor used for wood tar fluidized bed reactor | 2 | 2014 |
| crude oil electric desalting and dehydrating device and method | 2 | 2011 |
| catalytic cracking method | 2 | 2012 |
| method and apparatus for preparing p-xylene from methanol | 2 | 2014 |
| microbubble generator for reinforced hydrogenation technology | 2 | 2014 |
| method for measuring catalyst abrasion resisting capability | 2 | 2014 |
| method for measuring catalyst abrasion resisting capability | 2 | 2014 |