How many patents does
Dalian Vocational & Technical College have?
patents
451
families
449
granted
2
applications
449
CN
451
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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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Dalian Vocational & Technical College
Top ten assignees appearing on patents
2009 - 2018
2009
2018
Dalian Vocational & Technical College
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| six-roller reversible cold-rolling production technology of common carbon steel sheet | 2 | 2013 |
| vehicle road merging steering blind region advanced visual control system | 2 | 2014 |
| movable angle cursor positioning ruler | 1 | 2014 |
| dual-purpose ruler capable of drawing parallel line and changeable angle | 1 | 2012 |
| bedside nursing shampoo basin | 1 | 2012 |
| drawing pencil with black and gray combined refill | 1 | 2012 |
| sound amplifying dust-free eraser | 1 | 2012 |
| electromagnetic control pneumatic brake valve | 1 | 2012 |
| diverter with secondary protection function | 1 | 2012 |
| indoor garbage bag rack | 1 | 2012 |