Inventor

Ruohuang Li

Inventor

Changsha, CN

Overview

2019–2021

Patent span

Mechanical engineering

Primary field (CPC F)

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

F24Fprimary

F24FAir-conditioning18%

F25BRefrigeration machines, plants or systems18%

B01DSeparation12%

F24DDomestic- or space-heating systems, e.g. central heating systems12%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications12%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%

C08JWorking-up6%

E03BInstallations or methods for obtaining, collecting, or distributing water6%

F25DRefrigerators6%

Y02ATechnologies for adaptation to climate change6%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2019Patents assigned to HUNAN DONGYOU WATER VAPOR ENERGY ENERGY SAVING CO LTD (2)· patent assignee history

2019Patents assigned to HUNAN DONGYOU WATER VAPOR ENERGY HEAT PUMP MFG CO LTD (1)· patent assignee history

2019Patents assigned to HUNANDONGYOU WATER VAPOR ENERGY ENERGY SAVING CO LTD (1)· patent assignee history

2019Based in Changsha, CN· patent location history

2021Patents assigned to UNIV KING ABDULLAH SCI & TECH (1)· patent assignee history

2021Based in Thuwal, SA· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HUNAN DONGYOU WATER VAPOR ENERGY ENERGY SAVING CO LTD	2	2019
HUNAN DONGYOU WATER VAPOR ENERGY HEAT PUMP MFG CO LTD	1	2019
HUNANDONGYOU WATER VAPOR ENERGY ENERGY SAVING CO LTD	1	2019
UNIV KING ABDULLAH SCI & TECH	1	2021

Locations

Location	Patents	Span
Changsha, CN	3	2019
Thuwal, SA	1	2021