Inventor

DAYONG LI

Inventor

Overview

7→

Patents

2021–2024

Patent span

Chemistry

Primary field (CPC C)

Patents· 7 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

E21Bprimary

E21BEarth or rock drilling16%

B01DSeparation11%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds11%

C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture11%

A61BDiagnosis5%

B01FMixing, e.g. dissolving, emulsifying or dispersing5%

B05BSpraying apparatus5%

B66FHoisting, lifting, hauling or pushing, not otherwise provided for, e.g. devices which apply a lifting or pushing force directly to the surface of a load5%

C02FTreatment of water, waste water, sewage, or sludge5%

C12MApparatus for enzymology or microbiology5%

PatentTitleYear

12,098,622Self-entry exploitation device and method for marine natural gas hydrates2024 11,988,074Suction cylinder exploitation device and method for marine natural gas hydrates2024 11,964,243Atomization generator and special high-pressure atomization generation device for increasing oil and gas field recovery2024 11,608,609Pile-side lateral static load device2023 11,598,947Relay optical system for rigid endoscope2023 11,203,663Method for separating PHA and PHA prepared therefrom2021 11,155,483Method for efficiently producing PHA2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021Patents assigned to COFCO BIOTECHNOLOGY CO LTD (2)· patent assignee history

2021Patents assigned to COFCO JILIN BIO CHEMICAL TECH CO LTD (2)· patent assignee history

2021Patents assigned to NUTRITION & HEALTH RES INSTITUTE COFCO CORPORATION (2)· patent assignee history

2021–2024Based in CN· patent location history

2023Patents assigned to CHINA RAILWAY CONSTR GROUP CO (1)· patent assignee history

2023Based in JP· patent location history

2024Patents assigned to UNIV FU ZHOU (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
COFCO BIOTECHNOLOGY CO LTD	2	2021
COFCO JILIN BIO CHEMICAL TECH CO LTD	2	2021
NUTRITION & HEALTH RES INSTITUTE COFCO CORPORATION	2	2021
UNIV FU ZHOU	2	2024
CHINA RAILWAY CONSTR GROUP CO	1	2023

Locations

Location	Patents	Span
CN	6	2021–2024
JP	1	2023