How many patents does
Yibin Grace Group Company have?
patents
763
families
604
granted
161
applications
602
CN
760
WO
3
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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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Yibin Grace Group Company
Top ten assignees appearing on patents
2009 - 2018
2018
Yibin Grace Group Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| novel semi-continuous high-speed spinning machine | 3 | 2013 |
| yellowing automatic control system in production of short fiber stock solution viscose | 2 | 2011 |
| viscose staple fiber of feather protein and bamboo fibers and manufacture method of visc… 🛈 | 2 | 2012 |
| error tolerance and correction method for analysis of bar code identifiers of storage ma… 🛈 | 2 | 2011 |
| method for recovering acid and alkali from viscose sodium sulfate waste liquor through b… 🛈 | 2 | 2013 |
| method for recycling hydrogen sulfide waste gas | 2 | 2011 |
| method for preparing sodium sulfide from hydrogen sulfide waste gas produced in producti… 🛈 | 2 | 2011 |
| viscose filtering resistance detection method | 2 | 2011 |
| oil agent for producing pupa protein viscose staple fibers and preparation method thereof | 2 | 2012 |
| process for crushing pulp dregs in production of viscose fibers | 2 | 2012 |