How many patents does
Anqing Heng Chang Machinery Company have?
patents
234
families
189
granted
46
applications
188
CN
234
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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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Anqing Heng Chang Machinery Company
Top ten assignees appearing on patents
2009 - 2018
| anqing heng chang machinery company | 212 |
2018
Anqing Heng Chang Machinery Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| ultrasonic processing device and method for material machining | 4 | 2016 |
| distance changeable piece-shaped soft body adsorbing transmission method and device | 2 | 2011 |
| wedge-block-type unwinding shaft used in production line of disposable hygienic products | 2 | 2011 |
| cutting, transferring and recombining method for flaky materials on hygiene product prod… 🛈 | 2 | 2015 |
| distance shrinking rotating hub device | 2 | 2013 |
| high speed diaper elastic waistline mechanism | 2 | 2013 |
| in-quilt cotton transfer compacting mechanism | 2 | 2015 |
| packaging automatic bag propping mechanism | 2 | 2011 |
| waist tape cutting and positioning compound device for disposable hygienic product produ… 🛈 | 2 | 2010 |
| reversed packing mechanism of stacking machine on production line of disposable sanitary… 🛈 | 2 | 2010 |