Inventor

Quan Shen

Inventor

Shenzhen, CN

Overview

2020

Patent span

Performing operations

Primary field (CPC B)

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

B23Kprimary

B23KSoldering or unsoldering33%

C03BManufacture, shaping, or supplementary processes33%

H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers33%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2020Patents assigned to AAC ACOUSTIC TECH SHENZHEN CO LTD (1)· patent assignee history

2020Based in Shenzhen, CN· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
AAC ACOUSTIC TECH SHENZHEN CO LTD	1	2020

Locations

Location	Patents	Span
Shenzhen, CN	1	2020