Inventor
Jian-Hua Liu
Inventor
Shenzhen, CN
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Bprimary
G03BApparatus or arrangements for taking photographs or for projecting or viewing them13%
LOC1013%
A45CPurses6%
F16MFrames, casings or beds of engines, machines or apparatus, not specific to engines, machines or apparatus provided for elsewhere6%
G01BMeasuring length, thickness or similar linear dimensions6%
G01MTesting static or dynamic balance of machines or structures6%
G01NInvestigating or analysing materials by determining their chemical or physical properties6%
G06FElectric digital data processing6%
G06TImage data processing or generation, in general6%
G10FAutomatic musical instruments6%
PatentTitleYear
D0851526Water detector2019D0822638Headset20189,714,904'Spherical light-emitting structure for inspecting workpiece'2017D0758621'Light unit'20169,135,692'Electronic device and method for analyzing image noise'20159,075,302'Computing device, storage medium, and method for calibrating light channels of light source device'20158,913,252'Computing device and measurement control method'2014D0696147'Optical module for image measuring system'20138,605,270'Computing device and precision testing method of optical lens using the computing device'20138,520,371'Digital photo frame'20135,532,423'Dynamic driving structure for the ornamental music box'19965,509,602'Savings bank with music bell'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996Based in Hsinchu, TW· patent location history
2013–2017Patents assigned to HON HAI PREC IND CO LTD (8)· patent assignee history
2013–2015Patents assigned to HONGFUJIN PREC IND SHENZHEN (5)· patent assignee history
2013–2015Patents assigned to CHANG CHIH-KUANG (3)· patent assignee history
2013–2015Patents assigned to Liu jian-hua (3)· patent assignee history
2013–2015Patents assigned to JIANG LI (2)· patent assignee history
2013–2019Based in Shenzhen, CN· patent location history
2018Based in Dongguan, 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 | 8 | 2013–2017 |
| HONGFUJIN PREC IND SHENZHEN | 5 | 2013–2015 |
| CHANG CHIH-KUANG | 3 | 2013–2015 |
| Liu jian-huaself | 3 | 2013–2015 |
| JIANG LI | 2 | 2013–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Shenzhen, CN | 9 | 2013–2019 |
| Hsinchu, TW | 2 | 1996 |
| Dongguan, CN | 1 | 2018 |