Inventor

Yongjian LI

Inventor

CN

Overview

2021–2026

Patent span

Electricity

Primary field (CPC H)

Patents· 106 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 transducers63%

G02CSpectacles11%

H05KPrinted circuits6%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution6%

G10KSound-producing devices3%

LOC143%

G06FElectric digital data processing2%

B06BMethods or apparatus for generating or transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency, e.g. for performing mechanical work in general1%

H04LTransmission of digital information, e.g. telegraphic communication1%

F16JPistons1%

PatentTitleYear

12,587,779Speakers2026 12,581,249Systems and methods for suppressing sound leakage2026 12,563,332Open earphones2026 12,556,856Loudspeaker device2026 12,547,738Method and device for detecting security of internet of things data of market transaction, and electronic apparatus2026 12,532,118Sound production components2026 12,526,581Loudspeaker apparatus2026 12,520,074Speakers2026 12,506,994Open earphones2025 12,506,997Earphone2025 12,495,243Acoustic devices2025 12,490,014Loudspeaker apparatus2025 12,483,842Systems and methods for suppressing sound leakage2025 12,477,280Open earphones2025 12,464,299Systems and methods for suppressing sound leakage2025 12,457,457Systems and methods for suppressing sound leakage2025 12,452,572Earphones2025 12,418,751Loudspeaker apparatus2025 12,395,796Loudspeaker apparatus2025 12,386,209Eyeglasses2025 12,368,991Speaker device2025 12,348,920Electronic components and glasses2025 12,248,197Glasses2025 12,244,996Headphones2025 12,231,840Loudspeaker apparatus2025 12,222,326Material testing machine2025 12,212,911Earphones2025 12,212,916Headphones2025 12,185,054Loudspeaker device2024 12,155,990Bone conductive sound generating device2024 D1051091Earpiece2024 12,143,763Earphones2024 12,137,317Loudspeaker device2024 12,126,980Speaker device2024 12,120,482Speaker device2024 12,108,234Loudspeaker apparatus2024 12,101,595Loudspeaker device2024 12,088,990Acoustic output apparatus and connection assembly2024 12,063,472Earphones2024 12,052,543Earphones2024 12,052,537Earphones2024 12,047,730Loudspeaker apparatus2024 D1029791Headset2024 11,997,443Earphones2024 11,985,478Earphones2024 11,979,701Open earphones2024 11,977,275Glasses2024 11,979,709Earphones2024 11,974,093Earphones2024 11,968,494Loudspeaker apparatus2024 11,968,506Speakers2024 11,968,489Earphones2024 11,960,147Loudspeaker2024 11,956,584Earphones2024 11,940,670Eyeglasses2024 11,943,577Speaker device2024 11,940,669Glasses2024 11,930,315Open earphones2024 11,930,312Open earphones2024 11,930,317Earphones2024 11,924,600Open earphones2024 11,917,358Loudspeaker apparatus2024 11,910,146Open earphones2024 11,906,817Eyeglasses2024 11,902,731Open earphones2024 11,899,284Eyeglasses2024 11,895,454Earphones2024 11,877,111Earphones2024 11,877,116Speaker device2024 11,871,171Open earphones2024 11,846,831Eyeglasses2023 11,825,259Speaker device2023 11,818,533Loudspeaker2023 11,805,354Loudspeaker apparatus2023 11,800,275Loudspeaker apparatus2023 D0996391Headset2023 D0995468Earpiece2023 11,716,574Speaker device2023 11,700,477Speaker device2023 11,678,102Speaker device2023 11,671,742Loudspeaker apparatus2023 11,659,318Loudspeaker device2023 11,650,431Loudspeaker2023 11,653,151Speaker device2023 11,644,692Loudspeaker2023 11,641,538Speaker device2023 11,632,619Loudspeaker apparatus2023 11,627,399Electronic components and glasses2023 11,617,033Loudspeaker apparatus2023 11,592,690Loudspeaker device2023 11,526,476File system permission setting method and apparatus2022 11,463,814Bone conduction speaker and compound vibration device thereof2022 11,438,689Loudspeaker apparatus2022 11,363,365Loudspeaker apparatus2022 11,363,362Speaker device2022 11,336,991Loudspeaker apparatus2022 11,310,582Loudspeaker apparatus2022 11,310,584Bone conductive sound generating device2022 11,272,278Electronic components and glasses2022 11,272,292Loudspeaker apparatus2022 11,238,175File system permission setting method and apparatus2022 11,199,264Intelligent regulation system and method for mechanical seal2021 11,197,086Speaker device2021 11,197,084Loudspeaker apparatus2021 11,166,094Loudspeaker device2021 11,159,877Speaker device2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021Patents assigned to SHENZHEN VOXTECH CO LTD (4)· patent assignee history

2021–2025Patents assigned to UNIV TSINGHUA (2)· patent assignee history

2021–2026Based in CN· patent location history

2022–2026Patents assigned to SHENZHEN SHOKZ CO LTD (97)· patent assignee history

2022Patents assigned to HUAWEI TECH CO LTD (2)· patent assignee history

2024–2026Patents assigned to KING TONE INNOVATION BEIJING TECH CO LTD (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SHENZHEN SHOKZ CO LTD	97	2022–2026
SHENZHEN VOXTECH CO LTD	4	2021
KING TONE INNOVATION BEIJING TECH CO LTD	3	2024–2026
HUAWEI TECH CO LTD	2	2022
UNIV TSINGHUA	2	2021–2025

Locations

Location	Patents	Span
CN	106	2021–2026