How many patents does
Shaanxi Qiyuan Technology Development Company have?
patents
301
families
301
granted
0
applications
301
CN
301
Buy the report
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
contact us for pricing
- VAT will apply to UK companies
- EU companies must supply their VAT number
Check out our sample pages |
Find companies to compare
Many companies now available
companies
12,000+
patents
42 million
patent families
23 million
Search to find companies of interest
read summary of their published patent
the following tables are just extracts from the report
the company report contains more information
Shaanxi Qiyuan Technology Development Company
Top ten assignees appearing on patents
Shaanxi Qiyuan Technology Development Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| local and linear total variation-based filtering method | 1 | 2014 |
| pipe column hoisting device | 1 | 2012 |
| drilling tool lifting device | 1 | 2012 |
| movable oil fishing vehicle | 1 | 2012 |
| walking beam balance oil pumping machine | 1 | 2012 |
| water-flow regulator | 1 | 2012 |
| separated injection device | 1 | 2012 |
| oil supply device of well-drilling diesel engine | 1 | 2012 |
| sand prevention pump | 1 | 2012 |
| barrel oil pump | 1 | 2012 |