Patent assignee · CN · COMPANY

TRANSOUND ELECTRONICS CO., LTD.

22Patents
22Active
22Granted
47Portfolio score

Filing activity: Aug 17, 2007 → Apr 26, 2023 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US10250966B2 Electrostatic loudspeaker and electrostatic headphone Electricity 14 Active
US10715905B2 Noise cancelling earphone integrated with filter module Electricity 12 Active
US10171905B2 Headphones with frequency-targeted resonance chambers Electricity 7 Active
US10887681B1 Combination of bone conduction Bluetooth earphone and charging base Electricity 6 Active
US9686603B2 Freely adjustable ergonomic bone conduction earphone rack Electricity 5 Active
US9602912B2 High bass speaker monomer and a high bass earphone structure Electricity 4 Active
US10638211B2 In-ear headphone having MMCX socket and detachable in-ear headphone assembly Electricity 3 Active
US10257607B2 Headphones with frequency-based divisions Electricity 2 Active
US9344784B2 Earphone with dual loudspeakers Electricity 2 Active
USD1010610S1 Headset General 2 Active
US9860647B2 High sound quality piezoelectric speaker Electricity 1 Active
US8090125B2 Contact type electret condenser pickup Electricity 1 Active
US9204221B2 Acoustic metal diaphragm Electricity 1 Active
US10873815B2 Electret condenser microphone with low noise figure and method for producing the same Electricity 0 Active
US11778388B2 Speaker Electricity 0 Active
US11503394B2 TWS bone conduction earphone Electricity 0 Active
US9510102B2 Moving iron sounding device Electricity 0 Active
US12143794B2 Loudspeaker using semiconductor voice coil and electronic device using the same Electricity 0 Active
US11297436B1 Solid-medium sound conducting receiver and electronic device with the same Electricity 0 Active
US11451892B2 One-piece speaker having built-in sound cavity Electricity 0 Active
US12317039B2 Bone conduction receiver Electricity 0 Active
US9462403B1 Package-integrable high sound quality moving coil loudspeaker structure Electricity 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.