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For the Inventor, By the Inventor

Beijing, China

Changli Li

USPTO Granted Patents = 5 

Average Co-Inventor Count = 6.8

ph-index = 2

Forward Citations = 4(Granted Patents)


Company Filing History:

goldMedal5 out of 674 
 
China Petroleum Chemical Corporation
 patents
silverMedal4 out of 9 
 
Sinopec Engineering Incorporation
 patents
bronzeMedal1 out of 1 
 
Nanjing Industrial Furnace Institute of Tianhua of Chemical Machinery & Automation
 patent
4. 1 out of 1 
 
Sinopac Engineering Incorporation
 patent
5. 1 out of 105 
 
Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation
 patents
6. 1 out of 1 
 
China Petroleum & Chemical Corporation, Beijing Institute of Chemical Industry
 patent
where one patent can have more than one assignee

Years Active: 2014-2017

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5 patents (USPTO):Explore Patents
1. 9833762 - Ethylene cracking furnace (2017-12-05),
2. 9604193 - Ethylene cracking furnace (2017-03-28),
3. 9205400 - Ethylene cracking furnace (2015-12-08),
4. 8916030 - Ethylene cracking furnace (2014-12-23),
5. 8900522 - Ethylene cracking furnace with multi-pass radiant coil (2014-12-02),
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