How many patents does
Shanghai Baosteel Equipment Maintenance Company have?
patents
450
families
404
granted
50
applications
400
CN
450
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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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Shanghai Baosteel Equipment Maintenance Company
Top ten assignees appearing on patents
2018
Shanghai Baosteel Equipment Maintenance Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| measuring method for output frequency of frequency converter of variable frequency fan u… 🛈 | 2 | 2011 |
| online test method for mechanical characteristic of sf6 interrupter | 2 | 2009 |
| collapsible shearing pin | 2 | 2009 |
| sampling test point scavenging pipeline for on-site gas analyzer | 2 | 2009 |
| method for thermally spraying protective coating on surface of copper plate of continuou… 🛈 | 2 | 2009 |
| rotating surface contact continuous temperature-measuring device | 2 | 2009 |
| power-driven lift platform carrier vehicle for steel mill | 2 | 2008 |
| repairing method of master cylinder plunger piston of radial forging machine | 2 | 2008 |
| internal y-shaped connector sealing method for direct-water-cooling magnetic stirrer win… 🛈 | 2 | 2010 |
| spray method of composite coating resisting corrosive wear of zinc solution | 2 | 2008 |