Inventor
Si-Si Xiong
Inventor
Beijing, CN
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus43%
F21VFunctional features or details of lighting devices or systems thereof14%
F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted14%
G06FElectric digital data processing14%
H04BTransmission14%
PatentTitleYear
10,133,062Method of LED freeform surface illumination system based on XY-polynomial20189,858,362'Method of LED freeform surface illumination system'20189,658,439'LED freeform surface illumination system'20179,571,204'LED optical communication receiving lens and LED optical communication system'2017Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2017–2018Patents assigned to HON HAI PREC IND CO LTD (4)· patent assignee history
2017–2018Patents assigned to UNIV TSINGHUA (4)· patent assignee history
2017–2018Based in Beijing, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HON HAI PREC IND CO LTD | 4 | 2017–2018 |
| UNIV TSINGHUA | 4 | 2017–2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Beijing, CN | 4 | 2017–2018 |