Inventor

Jinlin Liu

Inventor

Qingdao, CN

Overview

2→

Patents

2020

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 2 as inventor

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

F25Dprimary

F25DRefrigerators50%

A47BTables25%

B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers25%

PatentTitleYear

10,612,837Airtight box2020 10,544,980Branching air supply device and refrigerator with same2020

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2020Patents assigned to QINGDAO HAIER JOINT STOCK CO LTD (2)· patent assignee history

2020Patents assigned to QINGDAO HAIER JOINT STOCK COL LTD (1)· patent assignee history

2020Based in Qingdao, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
QINGDAO HAIER JOINT STOCK CO LTD	2	2020
QINGDAO HAIER JOINT STOCK COL LTD	1	2020

Locations

Location	Patents	Span
Qingdao, CN	2	2020