Inventor
Wenwen Zhang
Inventor
Beijing, CN
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing23%
G06KGraphical data reading23%
G06VImage or video recognition or understanding23%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry8%
C01GCompounds containing metals not covered by subclasses c01d or c01f8%
C22BProduction and refining of metals8%
G06NComputing arrangements based on specific computational models8%
PatentTitleYear
10,646,852Double-layer ZnO hollow sphere photocatalytic material and preparation method thereof202010,242,295Method and apparatus for generating, updating classifier, detecting objects and image processing device20199,460,087'Parameter adjustment method used for statistical machine translation'20169,275,300'Method and apparatus for generating image description vector, image detection method and apparatus'20169,157,133'Hydrothermal oxidation method for production of alkali metal dichromate from carbon ferrochrome'20159,141,881'Method and apparatus of classification and object detection, image pickup and processing device'2015Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2015–2019Patents assigned to CANON KK (3)· patent assignee history
2015Patents assigned to JI ZHU (1)· patent assignee history
2015Patents assigned to MEI HAIJUN (1)· patent assignee history
2015–2019Based in Beijing, CN· patent location history
2015Based in Tianjin, CN· patent location history
2016Patents assigned to HARBIN INSTITUTE TECHNOLOGY (1)· patent assignee history
2016Based in Harbin, CN· patent location history
2020Patents assigned to CHANGZHOU VOCATIONAL INST ENG (1)· patent assignee history
2020Based in Jiangsu, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CANON KK | 3 | 2015–2019 |
| CHANGZHOU VOCATIONAL INST ENG | 1 | 2020 |
| HARBIN INSTITUTE TECHNOLOGY | 1 | 2016 |
| JI ZHU | 1 | 2015 |
| MEI HAIJUN | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Beijing, CN | 3 | 2015–2019 |
| Jiangsu, CN | 1 | 2020 |
| Harbin, CN | 1 | 2016 |
| Tianjin, CN | 1 | 2015 |