Inventor
Keng Yeam Chang
Inventor
Penang, MY
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing38%
H05BElectric heating25%
G01RMeasuring electric variables13%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light13%
Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use13%
PatentTitleYear
9,383,833'Navigation device and power saving method thereof'20169,292,113'Driving circuit with fault detection and optical input device having the same'20169,198,266'Optical navigation sensor with integrated charge pump'20158,471,493'Combination LED driver'20137,247,835'Optical navigation device, and method for manufacturing same'2007Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2007–2013Patents assigned to CHANG KENG YEAM (2)· patent assignee history
2007Based in Denver, CO, US· patent location history
2013Patents assigned to AVAGO TECHNOLOGIES GENERAL IP (1)· patent assignee history
2013Patents assigned to TEH LEE LING (1)· patent assignee history
2013Based in Pulau Pinang, MY· patent location history
2015–2016Patents assigned to PIXART IMAGING PENANG SDN BHD (2)· patent assignee history
2015–2016Based in Penang, MY· patent location history
2016Patents assigned to PIXART IMAGING INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHANG KENG YEAMself | 2 | 2007–2013 |
| PIXART IMAGING PENANG SDN BHD | 2 | 2015–2016 |
| AVAGO TECHNOLOGIES GENERAL IP | 1 | 2013 |
| PIXART IMAGING INC | 1 | 2016 |
| TEH LEE LING | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Penang, MY | 3 | 2015–2016 |
| Pulau Pinang, MY | 1 | 2013 |
| Denver, CO, US | 1 | 2007 |