How many patents does
China Tianchen Engineering Corporation have?
patents
439
families
321
granted
121
applications
318
CN
439
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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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China Tianchen Engineering Corporation
Top ten assignees appearing on patents
2009 - 2018
2018
China Tianchen Engineering Corporation
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| quenching heat comprehensive utilization system of methanol-to-olefin process | 2 | 2014 |
| fluidized bed methanol to olefin combined device in equal-height arrangement | 2 | 2015 |
| chilling water filter | 2 | 2014 |
| preparation method of anhydrous magnesium chloride | 2 | 2014 |
| anti-clogging method for heat exchanger and anti-clogging heat exchanger for acetonitril… 🛈 | 2 | 2012 |
| process for recycling low-carbon hydrocarbon from carbon fischer-tropsch synthesis tail … 🛈 | 2 | 2014 |
| process system for recovering acetone gas from industrial waste gas | 2 | 2014 |
| defoaming method for discharging process in polymerization reaction | 2 | 2014 |
| zinc oxide catalyst of ordered layered structure and preparation method thereof | 2 | 2014 |
| ts-1 molecular sieve prepared from amino-terminated polymer as well as preparation metho… 🛈 | 2 | 2015 |