How many patents does
Sinopec Ningbo Engineering Company have?
patents
317
families
233
granted
92
applications
225
CN
317
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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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Sinopec Ningbo Engineering Company
Top ten assignees appearing on patents
2009 - 2018
2018
Sinopec Ningbo Engineering Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| process for activating catalyst during starting of natural gas steam transforming hydrog… 🛈 | 2 | 2011 |
| method for preventing harp-type converter lower gas collection branch tube from thermal … 🛈 | 2 | 2013 |
| reactor inner tube supporting apparatus | 2 | 2010 |
| rotational positioning and lifting method for lifting crane | 2 | 2014 |
| method for manufacturing air distribution blower | 2 | 2011 |
| method for recovering fischer-tropsch synthesis technology purge gas | 2 | 2010 |
| welding method for tower body and skirt seat of large-scale low-temperature tower | 2 | 2014 |
| condensed fluid stripping method matched with co transforming device | 2 | 2011 |
| automatic welding device for transverse-position and narrow-gap gas metal arc welding | 2 | 2013 |
| ash coal gasification low water/gas ratio total low temperature chilling co sulfur resis… 🛈 | 2 | 2010 |