How many patents does
Henan Chaowei Power Supply Company have?
patents
236
families
221
granted
15
applications
221
CN
236
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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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Henan Chaowei Power Supply Company
Top ten assignees appearing on patents
Henan Chaowei Power Supply Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| four-pole-ear pole plate, four-pole-ear pole group and four-pole-ear storage battery | 2 | 2013 |
| storage battery electrode plate acid-dripping device | 2 | 2013 |
| dual-valve-hole storage battery | 2 | 2013 |
| concentrated-colloid battery with long service life | 2 | 2014 |
| acid-resisting and high-temperature-resisting water bath and machining method thereof | 2 | 2011 |
| battery evacuating formation method | 2 | 2013 |
| mobile combination device for quick formation of storage battery | 2 | 2013 |
| method for internal chemical reaction in battery via charging five times and discharging… 🛈 | 2 | 2011 |
| environmental temperature-based quick charging method of lead-acid storage battery for e… 🛈 | 2 | 2013 |
| alternate air storage battery curing chamber | 2 | 2013 |