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Inventor

Xueqiang Dong

Inventor
Beijing, CN

Overview

1→
Patents
2021
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 1 as inventor

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

F25Bprimary
F25BRefrigeration machines, plants or systems50%
F26BDrying solid materials or objects by removing liquid therefrom50%
PatentTitleYear
10,900,713Low-temperature quick-freezing freeze-drying system2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021Patents assigned to TECHNICAL INST PHYSICS & CHEMISTRY CAS (1)· patent assignee history
2021Based in Beijing, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TECHNICAL INST PHYSICS & CHEMISTRY CAS12021
Locations
LocationPatentsSpan
Beijing, CN12021