Inventor
Chi-Lone Chang
Inventor
Hsinchu County, TW
Overview
Patents· 20 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus27%
G11BInformation storage based on relative movement between record carrier and transducer20%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein13%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them10%
H02NElectric machines not otherwise provided for10%
H02KDynamo-electric machines7%
B82YSpecific uses or applications of nanostructures3%
G01QScanning-probe techniques or apparatus3%
G02CSpectacles3%
Y10TTechnical subjects covered by former us classification3%
PatentTitleYear
8,797,498'Liquid crystal optical lens and manufacturing method thereof, lens apparatus using liquid crystal optical lens'20148,432,073'Power generating device'20138,421,989'Liquid crystal lens'20138,310,114'Power generating device'20128,248,576'Double-layer liquid crystal lens apparatus'20128,237,890'3D grid controllable liquid crystal lens and manufacturing method thereof'20128,040,621'Miniature magnetic-levitated lens driving device'20117,990,463'Multi-stage lens driving device'20117,574,125'Two-stage lens driving device'20097,551,374'Suspension apparatus for auto-focus lens device and a method for fabricating the same'20097,505,219'Multi-stage lens driving device'20097,486,592'Optical head having dual optical paths'20097,408,848'Objective lens actuator'20087,391,579'Minature zoom lens'20087,158,316'Suspension apparatus for auto-focus lens device and a method for fabricating the same'20076,996,037'Pickup head actuator'20066,844,983'Near-field objective lens for an optical head'20056,807,141'Planar integrated micro-optical pickup head including two planar cylindrical collimators'20046,754,902'Driving mechanism for optical head of optical disc driver'20046,717,331'Piezoelectric ultrasonic motor with multi-layer thin disks'2004Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2004–2009Patents assigned to IND TECH RES INST (6)· patent assignee history
2004–2014Based in Hsinchu County, TW· patent location history
2004–2008Based in Hsinchu, TW· patent location history
2007–2011Patents assigned to POWERGATE OPTICAL INC (5)· patent assignee history
2012–2014Patents assigned to CHANG CHI-LONE (6)· patent assignee history
2012–2014Patents assigned to SILICON TOUCH TECH INC (6)· patent assignee history
2012–2013Patents assigned to CHIN CHI-YUAN (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHANG CHI-LONEself | 6 | 2012–2014 |
| IND TECH RES INST | 6 | 2004–2009 |
| SILICON TOUCH TECH INC | 6 | 2012–2014 |
| POWERGATE OPTICAL INC | 5 | 2007–2011 |
| CHIN CHI-YUAN | 4 | 2012–2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hsinchu County, TW | 16 | 2004–2014 |
| Hsinchu, TW | 4 | 2004–2008 |