Inventor
Cheng-Zhi Li
Inventor
Shenzhen, CN
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties17%
G06FElectric digital data processing17%
G08BSignalling systems, e.g. personal calling systems17%
H04WWireless communication networks17%
LOC1317%
LOC2617%
PatentTitleYear
D0927710Light therapy lamp2021D0927421Charger20219,146,186'Assay device and method and electronic device using same'20158,982,054'Keyboard having infrared position detection apparatus and input method using same'20158,977,256'Apparatus and method for subscribing to international roaming plan for communication device'20158,854,222'Emergency message transmission method and electronic device implementing the method'2014Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2014–2015Patents assigned to FU TAI HUA IND SHENZHEN CO LTD (4)· patent assignee history
2014–2015Patents assigned to HON HAI PREC IND CO LTD (4)· patent assignee history
2014–2015Patents assigned to Li cheng-zhi (4)· patent assignee history
2014–2015Patents assigned to CHUANG TSUNG-JEN (2)· patent assignee history
2014–2021Based in Shenzhen, CN· patent location history
2015Based in Guangdong, CN· patent location history
2021Patents assigned to SHENZHEN NEARBYEXPRESS TECH DEVELOPMENT COMPANY LIMITED (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FU TAI HUA IND SHENZHEN CO LTD | 4 | 2014–2015 |
| HON HAI PREC IND CO LTD | 4 | 2014–2015 |
| Li cheng-zhiself | 4 | 2014–2015 |
| CHUANG TSUNG-JEN | 2 | 2014–2015 |
| SHENZHEN NEARBYEXPRESS TECH DEVELOPMENT COMPANY LIMITED | 2 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Shenzhen, CN | 3 | 2014–2021 |
| Guangdong, CN | 3 | 2015 |