Inventor
Changhu Wang
Inventor
Beijing, CN
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing42%
G06KGraphical data reading29%
G06VImage or video recognition or understanding13%
G06TImage data processing or generation, in general8%
G01CMeasuring distances, levels or bearings4%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes4%
PatentTitleYear
10,528,620Color sketch image searching20209,953,355Multi-signal based shopping cart content recognition in brick-and-mortar retail stores20189,875,253Color sketch image searching20189,870,516'Hand-drawn sketch recognition'20189,460,120'Travel route planning using geo-tagged photographs'20169,449,026'Sketch-based image search'20169,183,467'Sketch segmentation'20159,147,125'Hand-drawn sketch recognition'20158,954,425'Snippet extraction and ranking'20158,849,030'Image retrieval using spatial bag-of-features'20148,458,115'Mining topic-related aspects from user generated content'20138,447,752'Image search by interactive sketching and tagging'2013Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2013–2016Patents assigned to WANG CHANGHU (6)· patent assignee history
2013–2016Patents assigned to ZHANG LEI (6)· patent assignee history
2013–2015Patents assigned to MICROSOFT CORP (5)· patent assignee history
2013–2016Patents assigned to LI ZHIWEI (3)· patent assignee history
2013–2020Based in Beijing, CN· patent location history
2015–2020Patents assigned to MICROSOFT TECHNOLOGY LICENSING LLC (7)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MICROSOFT TECHNOLOGY LICENSING LLC | 7 | 2015–2020 |
| WANG CHANGHUself | 6 | 2013–2016 |
| ZHANG LEI | 6 | 2013–2016 |
| MICROSOFT CORP | 5 | 2013–2015 |
| LI ZHIWEI | 3 | 2013–2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Beijing, CN | 12 | 2013–2020 |