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Inventor

Yulin Mei

Inventor
Liaoning, CN

Overview

2→
Patents
2019–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

G10Kprimary
G10KSound-producing devices33%
H02KDynamo-electric machines33%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers33%
PatentTitleYear
10,756,604Induction servo motor with a constant-output-force or a constant-output-torque by using uniform magnetic fields202010,356,511Ultrathin acoustic impedance converter2019

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2019Patents assigned to UNIV DALIAN TECH (1)· patent assignee history
2019Based in Dalian, CN· patent location history
2020Patents assigned to MEI YULIN (1)· patent assignee history
2020Patents assigned to WANG XIAOMING (1)· patent assignee history
2020Patents assigned to WANG YUANXIU (1)· patent assignee history
2020Based in Liaoning, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MEI YULINself12020
UNIV DALIAN TECH12019
WANG XIAOMING12020
WANG YUANXIU12020
Locations
LocationPatentsSpan
Liaoning, CN12020
Dalian, CN12019