Inventor
Huafeng Shan
Inventor
Zhejiang, CN
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A47Cprimary
A47CChairs17%
A61GTransport, personal conveyances, or accommodation specially adapted for patients or disabled persons17%
A61BDiagnosis11%
A61FFilters implantable into blood vessels6%
A61MDevices for introducing media into, or onto, the body6%
A63FCard, board, or roulette games6%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges6%
G08BSignalling systems, e.g. personal calling systems6%
G16HHealthcare informatics, i.e. information and communication technology [ict] specially adapted for the handling or processing of medical or healthcare data6%
H04LTransmission of digital information, e.g. telegraphic communication6%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2019Patents assigned to BEIJING XIAOMI MOBILE SOFTWARE CO LTD (1)· patent assignee history
2019Based in Beijing, CN· patent location history
2021Patents assigned to KEESON TECH CORP LTD (4)· patent assignee history
2021Patents assigned to TENCENT TECH SHENZHEN CO LTD (1)· patent assignee history
2021Based in Zhejiang, CN· patent location history
2021Based in Shenzhen, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KEESON TECH CORP LTD | 4 | 2021 |
| BEIJING XIAOMI MOBILE SOFTWARE CO LTD | 1 | 2019 |
| TENCENT TECH SHENZHEN CO LTD | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Zhejiang, CN | 4 | 2021 |
| Shenzhen, CN | 1 | 2021 |
| Beijing, CN | 1 | 2019 |