Inventor
Xuan Chen
Inventor
Beijing, CN
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B41Jprimary
B41JTypewriters29%
G06FElectric digital data processing29%
G02BOptical elements, systems or apparatus14%
H04NPictorial communication, e.g. television14%
H04WWireless communication networks14%
PatentTitleYear
10,897,700Service processing method and system202110,015,480Three-dimensional (3D) display module, 3D display system and 3D display method20189,321,291'Determining survival state of print head'20169,227,448'Determining survival state of print head'20167,917,894'Constraining source code and objects for analysis tools'20117,581,211'Method and apparatus for on demand debugging, tracing, and logging of applications'2009Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2009–2016Patents assigned to IBM (4)· patent assignee history
2009Based in Toronto, CA· patent location history
2011Based in North York, CA· patent location history
2016Based in Beijing, CN· patent location history
2018Patents assigned to TIANMA MICRO ELECTRONICS CO LTD (1)· patent assignee history
2018Based in Shenzhen, CN· patent location history
2021Patents assigned to SPREADTRUM COMM SHANGHAI CO (1)· patent assignee history
2021Based in Shanghai, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| IBM | 4 | 2009–2016 |
| SPREADTRUM COMM SHANGHAI CO | 1 | 2021 |
| TIANMA MICRO ELECTRONICS CO LTD | 1 | 2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Beijing, CN | 2 | 2016 |
| Shanghai, CN | 1 | 2021 |
| Shenzhen, CN | 1 | 2018 |
| North York, CA | 1 | 2011 |
| Toronto, CA | 1 | 2009 |