How many patents does
Zhejiang Tengen Electric Company have?
patents
481
families
424
granted
56
applications
425
CN
480
WO
1
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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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Zhejiang Tengen Electric Company
Top ten assignees appearing on patents
2009 - 2018
2009
| zhejiang tengen electric company | 12 |
2018
Zhejiang Tengen Electric Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| circuit breaker | 3 | 2015 |
| operating mechanism for circuit breaker | 2 | 2008 |
| microelectronic transformer and preparation method thereof | 2 | 2014 |
| electric switch for voltage electrical appliance | 2 | 2015 |
| disconnector with cam-type energy storage handle mechanism | 2 | 2013 |
| novel earth leakage circuit breaker | 2 | 2013 |
| delayed tripping device of disconnector | 2 | 2013 |
| afdd fault arc protector | 2 | 2014 |
| reclosure transmission mechanism of circuit breaker reclosure device | 2 | 2014 |
| over-voltage/under-voltage protection device of miniature circuit breaker | 2 | 2011 |