Inventor
Pingkai Ouyang
Inventor
Nanjing, CN
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds13%
C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture13%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry10%
C07CAcyclic or carbocyclic compounds8%
C12NMicroorganisms or enzymes8%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations5%
C07DHeterocyclic compounds5%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium5%
C07HSugars5%
C12YEnzymes5%
PatentTitleYear
11,118,171Recombinant corynebacterium glutamicum for producing lysine by biofilm continuous fermentation and construction method thereof202111,098,331Method for producing lysine by utilizing adsorption and immobilized fermentation of recombinant corynebacterium glutamicum202110,259,771Vegetable oil polyol and the preparation method and the application thereof20199,833,539E-polylysine hydrogel and preparation method and application thereof20179,765,098'Preparation method of 3,7,11-trimethyldodec-2,4,6,10-tetraene-1-yl-phosphonic salt'20179,624,176'Method for preparing caprolactam by using a microreactor under lewis acid catalysis'20179,546,143'Method for preparing high-quality epoxidized fatty acid ester with micro-reaction device'20179,187,394'Method for synthesizing 2,7-dimethyl-2,4,6-octatriene-1,8-dialdehyde'20159,040,653'Ring-opening polymerization of cyclic compounds catalyzed by carbene derivatives'20159,029,497'Method of making polylactic acid using carbene derivatives as the catalyst'20158,993,810'Preparation method of lycopene intermediate 3-methyl-4,4-dialkoxy-1-butaldehyde'20158,946,407'Fructosylated mangiferin and preparation method therefor and use thereof'20158,598,128'Fructosylated puerarin, and preparation method and use thereof'20138,241,545'Method of making polylactic acid and its products'20127,022,639'Catalytic activity accelerant used in petroleum hydrogenation'2006Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2006–2021Patents assigned to NANJING UNIVERSITY OF TECHNOLOGY (12)· patent assignee history
2006–2021Based in Jiangsu, CN· patent location history
2012–2015Patents assigned to OUYANG PINGKAI (5)· patent assignee history
2012–2015Patents assigned to HUANG HE (3)· patent assignee history
2012–2015Patents assigned to LI ZHENJIANG (3)· patent assignee history
2012–2019Based in Nanjing, CN· patent location history
2015–2017Based in Huancheng Donglu, CN· patent location history
2017Patents assigned to NANJING TECH UNIV (CN) (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NANJING UNIVERSITY OF TECHNOLOGY | 12 | 2006–2021 |
| OUYANG PINGKAIself | 5 | 2012–2015 |
| HUANG HE | 3 | 2012–2015 |
| LI ZHENJIANG | 3 | 2012–2015 |
| NANJING TECH UNIV (CN) | 3 | 2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Nanjing, CN | 8 | 2012–2019 |
| Jiangsu, CN | 4 | 2006–2021 |
| Huancheng Donglu, CN | 3 | 2015–2017 |