Inventor
Wei-Chung Chang
Inventor
Taipei, TW
Overview
Patents· 17 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus19%
H04LTransmission of digital information, e.g. telegraphic communication11%
H04NPictorial communication, e.g. television11%
G06FElectric digital data processing7%
A61KPreparations for medical, dental or toiletry purposes4%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations4%
B29DProducing particular articles from plastics or from substances in a plastic state4%
B41JTypewriters4%
C01BNon-metallic elements4%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds4%
PatentTitleYear
10,616,652Playback method and electronic device using the same202010,384,942Halogen doped phosphorus nanoparticles and manufacturing method thereof201910,389,785Method for adaptively streaming an audio/visual material201910,182,114Media content sharing method and server201910,152,491File searching method and image processing device thereof201810,016,520Compound and pharmaceutical composition for tumor imaging and tumor therapy20189,467,734'Storing method and processing device thereof'20169,158,314'Voltage regulator, and control circuit and control method thereof'20158,798,582'Mobile device having a protection mechanism for sensitive information'20148,390,930'Optical element and manufacture method thereof'20138,125,720'Miniature image capture lens'20128,111,405'Automatic scan and mark apparatus'20127,894,143'Image capture lens'20117,796,349'Miniature image capture lens'20107,688,531'Miniature image capture lens'20107,545,590'Optical lens module'20097,454,130'Anti-vibration apparatus for image pickup system and image pickup system having the same'2008Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2008–2009Patents assigned to HON HAI PREC IND CO LTD (2)· patent assignee history
2009–2020Based in Taipei, TW· patent location history
2010–2013Patents assigned to VISERA TECHNOLOGIES CO LTD (5)· patent assignee history
2010–2013Based in Taoyuan, TW· patent location history
2012–2015Patents assigned to CHANG WEI-CHUNG (4)· patent assignee history
2012–2013Patents assigned to DENG JAU-JAN (2)· patent assignee history
2015Based in Zhongli City, TW· patent location history
2016–2020Patents assigned to NOVATEK MICROELECTRONICS CORP (4)· patent assignee history
2018Based in Kaohsiung, TW· patent location history
2019Based in Hsinchu, TW· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| VISERA TECHNOLOGIES CO LTD | 5 | 2010–2013 |
| CHANG WEI-CHUNGself | 4 | 2012–2015 |
| NOVATEK MICROELECTRONICS CORP | 4 | 2016–2020 |
| DENG JAU-JAN | 2 | 2012–2013 |
| HON HAI PREC IND CO LTD | 2 | 2008–2009 |
Locations
| Location | Patents | Span |
|---|---|---|
| Taipei, TW | 6 | 2009–2020 |
| Taoyuan, TW | 5 | 2010–2013 |
| Hsinchu, TW | 1 | 2019 |
| Kaohsiung, TW | 1 | 2018 |
| Zhongli City, TW | 1 | 2015 |