Inventor
Chia-Hao Wang
Inventor
Hsinchu, TW
Overview
Patents· 9 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 them32%
G02BOptical elements, systems or apparatus18%
H04NPictorial communication, e.g. television14%
F21VFunctional features or details of lighting devices or systems thereof9%
F21KNon-electric light sources using luminescence5%
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 emitted5%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein5%
G09BEducational or demonstration appliances5%
H01LSemiconductor devices5%
H10DInorganic electric semiconductor devices5%
PatentTitleYear
10,985,071Gate oxide forming process202110,281,809Projection apparatus and illumination system20199,977,316Projection apparatus and illumination system thereof20189,915,863'Projection apparatus and illumination system'20189,599,882'Illumination system and projection apparatus'20179,581,879'Light wavelength conversion module, illumination system, and projection apparatus'20179,057,940'Light source module and projection apparatus for switching illumination between wavelength conversion element and reflection element'20158,789,957'Light source module and projection apparatus'20147,717,714'Puzzle device for teaching'2010Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2010–2017Patents assigned to WANG CHIA-HAO (5)· patent assignee history
2010Based in Taipei, TW· patent location history
2014–2019Patents assigned to CORETRONIC CORP (7)· patent assignee history
2014–2017Patents assigned to CHEN KO-SHUN (4)· patent assignee history
2014–2021Based in Hsinchu, TW· patent location history
2017Patents assigned to HSIEH CHI-TANG (2)· patent assignee history
2017Patents assigned to WANG CHI-HSUN (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CORETRONIC CORP | 7 | 2014–2019 |
| WANG CHIA-HAOself | 5 | 2010–2017 |
| CHEN KO-SHUN | 4 | 2014–2017 |
| HSIEH CHI-TANG | 2 | 2017 |
| WANG CHI-HSUN | 2 | 2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hsinchu, TW | 8 | 2014–2021 |
| Taipei, TW | 1 | 2010 |