How many patents does
Qingdao Jiahefeng Fertilizer Company have?
patents
256
families
255
granted
1
applications
255
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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Qingdao Jiahefeng Fertilizer Company
Top ten assignees appearing on patents
Qingdao Jiahefeng Fertilizer Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| production system and method of organic fertilizer | 2 | 2011 |
| application method of plant leaf spraying fertilizer | 1 | 2013 |
| method of application of rotatable type feed cylinder capable of controlling amount | 1 | 2013 |
| rotatable type feed cylinder capable of controlling amount | 1 | 2013 |
| method for manufacturing rotatable type feed cylinder capable of controlling amount | 1 | 2013 |
| method for using rooting promoting fertilizer for seedling | 1 | 2013 |
| method for using selenium-containing organic fertilizer | 1 | 2013 |
| method for using selenium fertilizer for improving soil short of selenium | 1 | 2013 |
| method for using large granule fertilizers for reducing fertilizer application complexity | 1 | 2013 |
| method for using fertilizer for promoting root system growth | 1 | 2013 |