How many patents does
First Tractor Company have?
patents
417
families
383
granted
34
applications
383
CN
417
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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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First Tractor Company
Top ten assignees appearing on patents
First Tractor Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| flexible high-efficiency automatic spray-coating system and spray-coating process of big… 🛈 | 2 | 2011 |
| two-gear type load shift clutch device of tractor | 2 | 2014 |
| automatic spraying electric control system and method for roller tractor chassis | 2 | 2015 |
| assembling device and assembling method for gearbox double-shaft assembly of tractor | 2 | 2012 |
| electric probe cleaning device for axle case inner cavity | 2 | 2015 |
| valve block component for detecting leakage of oil duct hole of tractor gearbox casing a… 🛈 | 2 | 2014 |
| air cylinder drive mechanism used for stepping conveying and matching method | 2 | 2015 |
| tractor gear box body oil way hole leakage detection plugging component and plugging met… 🛈 | 2 | 2014 |
| trailer ahead braking system for tractor | 2 | 2012 |
| positioning device and positioning method thereof for multi-surface milling processing o… 🛈 | 2 | 2014 |