Inventor
Haiquan Wu
Inventor
Shenzhen, CN
Overview
Patents· 28 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
LOC14primary
LOC1439%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers24%
G06FElectric digital data processing5%
G06KGraphical data reading5%
G06VImage or video recognition or understanding5%
G10KSound-producing devices5%
H04SStereophonic systems5%
A61FFilters implantable into blood vessels2%
G06TImage data processing or generation, in general2%
G10LSpeech analysis techniques or speech synthesis2%
PatentTitleYear
D0906238Wireless earphone charging box2020D0905657Audio input/output device with curved display screen2020D0904998Audio device2020D0905055Host for audio and video control2020D0905049Audio input/output device2020D0902177Wireless speaker2020D0900097AR glasses2020D0900057Headphone2020D0900098VR glasses2020D0899395Audio input/output device with display screen202010,789,037Hearing protection method, apparatus and system202010,785,559Method and device for switching play modes of wireless speaker, and wireless speaker2020D0896205Noise canceling wireless earphone2020D0892763Earphone202010,735,864Speaker202010,694,294Metal diaphragm and speaker202010,667,058Diaphragm and speaker2020D0884700Remote controller2020D0883280Virtual reality headset202010,511,905Method and system for dynamically enhancing low frequency based on equal-loudness contour201910,499,140Speaker and headphone2019D0859356Headphone201910,283,104Method and apparatus for controlling earphone noise reduction201910,271,126Earphone noise reduction method and apparatus2019D0840371Wireless headset2019D0839849In ear wireless headset20199,728,204'Method and device for drawing a noise map'20179,497,533'Fine tuning structure for headphones and headphone'2016Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2016–2020Patents assigned to Shenzhen grandsun electronic co ltd (28)· patent assignee history
2016–2020Based in Guangdong, CN· patent location history
2017Patents assigned to SHENZHEN GRANDSUN ELECTRIC CO LTD (1)· patent assignee history
2019–2020Patents assigned to SHENZHEN GRANDSUN ELECTRONICS CO LTD (2)· patent assignee history
2019Patents assigned to SHENZHEN GRADSUN ELECTRONIC CO LTD (1)· patent assignee history
2019–2020Based in Shenzhen, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| Shenzhen grandsun electronic co ltd | 28 | 2016–2020 |
| SHENZHEN GRANDSUN ELECTRONICS CO LTD | 2 | 2019–2020 |
| SHENZHEN GRADSUN ELECTRONIC CO LTD | 1 | 2019 |
| SHENZHEN GRANDSUN ELECTRIC CO LTD | 1 | 2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Shenzhen, CN | 17 | 2019–2020 |
| Guangdong, CN | 11 | 2016–2020 |