Inventor
Chang Yuan
Inventor
Seattle, WA, US
Overview
Patents· 32 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Vprimary
G06VImage or video recognition or understanding24%
G06TImage data processing or generation, in general17%
G06KGraphical data reading14%
H04NPictorial communication, e.g. television14%
G06FElectric digital data processing9%
G01BMeasuring length, thickness or similar linear dimensions5%
G09GArrangements or circuits for control of indicating devices using static means to present variable information5%
H04MTelephonic communication5%
G01NInvestigating or analysing materials by determining their chemical or physical properties2%
G02BOptical elements, systems or apparatus2%
PatentTitleYear
10,496,163Eye and head tracking201910,326,894Self stabilizing projector201910,268,983Detecting item interaction and movement20199,912,847'Image capture guidance to reduce specular reflection effects'20189,843,689'Self stabilizing projector'20179,424,461'Object recognition for three-dimensional bodies'20169,305,226'Semantic boosting rules for improving text recognition'20169,298,980'Image preprocessing for character recognition'20169,177,224'Object recognition and tracking'20159,160,993'Using projection for visual recognition'20159,092,842'System for defect detection and repair'20159,058,536'Image-based character recognition'20159,058,644'Local image enhancement for text recognition'20159,053,391'Supervised and semi-supervised online boosting algorithm in machine learning framework'20159,007,490'Approaches for creating high quality images'20158,995,747'Methods, systems and apparatus for defect detection and classification'20158,971,632'System for feature detection for low contrast images'20158,965,117'Image pre-processing for reducing consumption of resources'20158,867,844'Edge based template matching'20148,837,813'Mobile three dimensional imaging system'20148,780,097'Newton ring mura detection system'20148,774,510'Template matching with histogram of gradient orientations'20148,705,839'Electronic devices for defect detection'20148,547,421'System for adaptive displays'20138,483,489'Edge based template matching'20138,422,783'Methods and systems for region-based up-scaling'20138,368,696'Temporal parallax induced display'20138,331,650'Methods, systems and apparatus for defect detection'20128,284,235'Reduction of viewer discomfort for stereoscopic images'20128,189,035'Method and apparatus for rendering virtual see-through scenes on single or tiled displays'20128,073,196'Detection and tracking of moving objects from a moving platform in presence of strong parallax'20117,884,464'3D electronic packaging structure having a conductive support substrate'2011Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2011–2015Patents assigned to YUAN CHANG (17)· patent assignee history
2011–2015Based in Vancouver, WA, US· patent location history
2011Based in Kaohsiung, TW· patent location history
2012–2015Patents assigned to SHARP LAB OF AMERICA INC (16)· patent assignee history
2012–2015Patents assigned to XU XINYU (10)· patent assignee history
2012–2013Patents assigned to DALY SCOTT J (5)· patent assignee history
2014–2019Based in Seattle, WA, US· patent location history
2014Based in Camas, WA, US· patent location history
2015–2019Patents assigned to AMAZON TECH INC (13)· patent assignee history
2019Based in Los Gatos, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| YUAN CHANGself | 17 | 2011–2015 |
| SHARP LAB OF AMERICA INC | 16 | 2012–2015 |
| AMAZON TECH INC | 13 | 2015–2019 |
| XU XINYU | 10 | 2012–2015 |
| DALY SCOTT J | 5 | 2012–2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Seattle, Washington, US | 14 | 2014–2019 |
| Vancouver, Washington, US | 14 | 2011–2015 |
| Camas, Washington, US | 2 | 2014 |
| Los Gatos, California, US | 1 | 2019 |
| Kaohsiung, TW | 1 | 2011 |