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Inventor

CHIENFENG YEH

Inventor
CN

Overview

3→
Patents
2025
Patent span
Electricity
Primary field (CPC H)

Patents· 3 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 transducers50%
G06FElectric digital data processing25%
H04MTelephonic communication25%
PatentTitleYear
12,439,197Earphone202512,386,584Sound recording method and apparatus202512,317,021Earphone2025

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2025Patents assigned to HONOR DEVICE CO LTD (2)· patent assignee history
2025Patents assigned to BEIJING HONOR DEVICE CO LTD (1)· patent assignee history
2025Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HONOR DEVICE CO LTD22025
BEIJING HONOR DEVICE CO LTD12025
Locations
LocationPatentsSpan
CN32025