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Inventor

Guan Yin Liang

Inventor
Shenzhen, CN

Overview

2→
Patents
2018–2019
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.

F04Dprimary
F04DNon-positive-displacement pumps33%
H02KDynamo-electric machines33%
F01PCooling of machines or engines in general17%
F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g17%
PatentTitleYear
10,415,590Electric coolant pump201910,001,139Electric coolant pump2018

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2018–2019Patents assigned to JOHNSON ELECTRIC SA (2)· patent assignee history
2018–2019Based in Shenzhen, CN· patent location history
2019Patents assigned to JOHNSON ELECTRIC INT AG (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
JOHNSON ELECTRIC SA22018–2019
JOHNSON ELECTRIC INT AG12019
Locations
LocationPatentsSpan
Shenzhen, CN22018–2019