Inventor

WEIMIN CHEN

Inventor

Overview

13→

Patents

2022–2025

Patent span

Electricity

Primary field (CPC H)

Patents· 13 as inventor

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

H04Rprimary

H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers35%

B25JManipulators9%

B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors9%

D21FPaper-making machines9%

D21JFibreboard9%

B29CShaping or joining of plastics4%

B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers4%

G02BOptical elements, systems or apparatus4%

H01FMagnets4%

H04LTransmission of digital information, e.g. telegraphic communication4%

PatentTitleYear

12,497,215Pulp molded cup lid and manufacturing method therefor2025 12,238,474Speaker box2025 12,143,792Micro speaker2024 12,089,023Micro speaker and diaphragm mold2024 12,065,783Transfer device applied to robotic arm and production line for pulp molding2024 12,031,271Transfer device applied to pulp molded manipulator, and production line2024 12,003,937Speaker2024 12,003,938Speaker2024 11,950,071Acoustic device2024 11,943,596Acoustic device2024 11,910,175Speaker2024 11,698,493Single-ended output circulator2023 11,277,222Data transmission method and communications device2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022Patents assigned to HUAWEI TECH CO LTD (1)· patent assignee history

2022–2025Based in CN· patent location history

2023Patents assigned to II VI DELAWARE INC (1)· patent assignee history

2024Patents assigned to AAC MICROTECH CHANGZHOU CO LTD (7)· patent assignee history

2024Patents assigned to SHURCON MFG INC (2)· patent assignee history

2024Based in TW· patent location history

2025Patents assigned to AAC TECHNOLOGIES PTE LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
AAC MICROTECH CHANGZHOU CO LTD	7	2024
SHURCON MFG INC	2	2024
AAC TECHNOLOGIES PTE LTD	1	2025
HUAWEI TECH CO LTD	1	2022
II VI DELAWARE INC	1	2023

Locations

Location	Patents	Span
CN	12	2022–2025
TW	1	2024