How many patents does
Wuhan Marine Machinery Plant Company have?
patents
706
families
473
granted
234
applications
472
CN
706
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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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Wuhan Marine Machinery Plant Company
Top ten assignees appearing on patents
2018
Wuhan Marine Machinery Plant Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| marine diesel engine rotation speed fine adjusting system and adjusting method thereof | 2 | 2014 |
| winding drum for winding mechanism | 2 | 2014 |
| buffering system for self-elevating platform | 2 | 2014 |
| guiding device of elevating system of self-elevating ocean platform | 2 | 2014 |
| crane hydraulic system for load sensitive ship | 2 | 2010 |
| hydraulic control system for winch | 2 | 2014 |
| towing winch with automatic tensioning function and implementation method thereof | 2 | 2011 |
| position follow-up control method and system based on electromagnetic switch valves | 2 | 2014 |
| integrated waterjet propulsion device and manufacturing and assembling method thereof | 2 | 2014 |
| impeller cover structure of waterjet propulsion device and manufacturing method thereof | 2 | 2014 |