How many patents does
Suzhou Hualai Photoelectric Instrument Company have?
patents
256
families
230
granted
26
applications
230
CN
256
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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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Suzhou Hualai Photoelectric Instrument Company
Top ten assignees appearing on patents
Suzhou Hualai Photoelectric Instrument Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| foldable support for surveying and mapping instrument | 2 | 2015 |
| illumination angle adjustable leveling ruler | 2 | 2015 |
| optical surveying and mapping prism adjusting base | 2 | 2015 |
| stagger-sleeve-type reflection prism adjustment base | 2 | 2015 |
| multi-reflection micro-structure surveying and mapping prism | 2 | 2015 |
| high-reflection-performance surveying and mapping prism | 2 | 2015 |
| parallel double-main-rod support device | 2 | 2014 |
| leveling staff with adjustable illumination angles | 2 | 2015 |
| connector for high-voltage circuit breaker test based on magnetic steel rotation | 2 | 2014 |
| instrument box for containing surveying and mapping instrument | 2 | 2015 |