Inventor
Hai Wang
Inventor
Hangzhou, CN
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing44%
A47GHousehold or table equipment22%
A61CDentistry11%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes11%
H01RElectrically-conductive connections11%
PatentTitleYear
10,603,148Powered toothbrush with bristles having random motion202010,248,630Dynamic adjustment of select elements of a document20199,727,576'Method and system for efficient data synchronization'20179,471,240'Performing read and write operations with respect to at least one solid state disk and at least one non-solid state disk'20168,949,178'Method and system for efficient data synchronization'20158,326,661'Method and apparatus for providing data statistics'20125,255,886'Rotating device for Christmas tree'19934,468,421'Artificial Christmas tree for quick folding and display'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993Based in Changhua County, TW· patent location history
2012–2017Patents assigned to ALIBABA GROUP HOLDING LTD (3)· patent assignee history
2012–2015Patents assigned to WANG HAI (2)· patent assignee history
2012–2015Patents assigned to ZHANG QING (2)· patent assignee history
2012Patents assigned to DING YI (1)· patent assignee history
2012–2017Based in Hangzhou, CN· patent location history
2016Patents assigned to HAN ZHU (1)· patent assignee history
2016Based in Shanghai, CN· patent location history
2019Based in Redmond, WA, US· patent location history
2020Based in Kowloon, HK· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ALIBABA GROUP HOLDING LTD | 3 | 2012–2017 |
| WANG HAIself | 2 | 2012–2015 |
| ZHANG QING | 2 | 2012–2015 |
| DING YI | 1 | 2012 |
| HAN ZHU | 1 | 2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hangzhou, CN | 3 | 2012–2017 |
| Kowloon, HK | 1 | 2020 |
| Redmond, Washington, US | 1 | 2019 |
| Shanghai, CN | 1 | 2016 |
| Changhua County, TW | 1 | 1993 |