Inventor
Jiang-Feng Shan
Inventor
Shenzhen, CN
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Rprimary
G01RMeasuring electric variables19%
G06FElectric digital data processing13%
H03KPulse technique13%
H05KPrinted circuits13%
E05BLocks6%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light6%
H01RElectrically-conductive connections6%
H02HEmergency protective circuit arrangements6%
H04MTelephonic communication6%
H05BElectric heating6%
PatentTitleYear
11,128,126Internal voltage-canceling circuit and USB device using the same202110,348,025Lockable storage device201910,101,411Anti-static circuit and electronic device using the same20188,902,415'Luminous intensity test device'20148,845,842'Method for manufacturing circuit board using electrically conductive particles and circuit board manufactured by the method'20148,239,148'State switching device for switching states of electronic device by detecting battery voltage of the electronic device and method thereof'20128,180,033'Telephone device, telephone line monitoring device and method'20127,825,611'Illumination adjusting device, illumination system using the same and illumination adjusting method'20107,626,421'Interface circuit and electronic device'20097,609,081'Testing system and method for testing an electronic device'2009Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2009–2021Patents assigned to HON HAI PREC IND CO LTD (10)· patent assignee history
2009–2012Patents assigned to HONGFUJIN PREC IND SHENZHEN (5)· patent assignee history
2009–2014Based in Shenzhen, CN· patent location history
2012–2014Patents assigned to DING LIN-KUN (3)· patent assignee history
2012–2014Patents assigned to SHAN JIANG-FENG (3)· patent assignee history
2018–2021Patents assigned to HONGFUJIN PREC ELECT ZHENGZHOU CO LTD (3)· patent assignee history
2018Based in Henan, CN· patent location history
2019–2021Based in Zhengzhou, 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 | 10 | 2009–2021 |
| HONGFUJIN PREC IND SHENZHEN | 5 | 2009–2012 |
| DING LIN-KUN | 3 | 2012–2014 |
| HONGFUJIN PREC ELECT ZHENGZHOU CO LTD | 3 | 2018–2021 |
| SHAN JIANG-FENGself | 3 | 2012–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Shenzhen, CN | 7 | 2009–2014 |
| Zhengzhou, CN | 2 | 2019–2021 |
| Henan, CN | 1 | 2018 |