How many patents does
Hudong Heavy Machinery Company have?
patents
334
families
290
granted
45
applications
289
CN
334
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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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Hudong Heavy Machinery Company
Top ten assignees appearing on patents
2009 - 2018
2018
Hudong Heavy Machinery Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| detection method for fcm10a type fuel consumption meter | 2 | 2014 |
| manufacture method of casting attached test coupon | 2 | 2013 |
| cold heading forming method for high-pressure oil pipe joint | 2 | 2015 |
| measuring device for diesel engine fuel oil rack | 2 | 2013 |
| clamper for processing multi-angle hole of large rotor shaft and processing method there… 🛈 | 2 | 2009 |
| butt joint method of large cylinder-diameter diesel engine stand | 2 | 2009 |
| casting system for casting cylinder sleeve on large diesel engine for ship | 2 | 2009 |
| three-dimensional scribing method for large-scale diesel engine rack | 2 | 2014 |
| repairing and processing method of main bearing hole on stand of diesel engine for ship | 2 | 2009 |
| desulphurization method for base iron of nodular cast iron | 2 | 2014 |