Inventor
Jinli Liu
Inventor
Shandong, CN
Overview
Patents· 4 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 transducers43%
G10KSound-producing devices29%
C01BNon-metallic elements14%
H04NPictorial communication, e.g. television14%
PatentTitleYear
10,999,645Playing control method and apparatus202110,785,586Sound-absorbing material, sound-absorbing particle and speaker module manufacturing process, particle and module202010,567,869Sound-absorbing component and speaker module applying the sound-absorbing component202010,349,168Sound absorption component and loudspeaker module having sound absorption component2019Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2019–2020Patents assigned to GOERTEK INC (3)· patent assignee history
2019Based in Weifang, CN· patent location history
2020Based in Shandong, CN· patent location history
2021Patents assigned to ALIBABA GROUP HOLDING LTD (1)· patent assignee history
2021Based in Beijing, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GOERTEK INC | 3 | 2019–2020 |
| ALIBABA GROUP HOLDING LTD | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Shandong, CN | 2 | 2020 |
| Beijing, CN | 1 | 2021 |
| Weifang, CN | 1 | 2019 |