How many patents does
Sec Electric Machinery Company have?
patents
280
families
241
granted
39
applications
241
CN
280
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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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Sec Electric Machinery Company
Top ten assignees appearing on patents
2018
Sec Electric Machinery Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| tool used for riveting overall press machine | 2 | 2010 |
| asymptotic potential-equalizing wire forming device | 2 | 2012 |
| rotor of alternating-current asynchronous motor | 2 | 2010 |
| rotor lead structure of wound type electromotor | 2 | 2010 |
| noise reducing cover for air intake of motor cooler | 2 | 2012 |
| structure for reducing unbalance of wound motor slip ring | 2 | 2010 |
| ventilation structure for motor air-water cooler | 2 | 2012 |
| auxiliary laminating device for segmental stator iron core | 2 | 2011 |
| processing and graduation method of synchronous motor magnetic yoke | 2 | 2011 |
| electric brush structure of direct-current motor | 2 | 2010 |