Inventor

Chang Huang

Inventor
San Jose, CA, US

Overview

6→
Patents
2003–2021
Patent span
Physics
Primary field (CPC G)

Patents· 6 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G06Fprimary
G06FElectric digital data processing25%
G06KGraphical data reading19%
G06VImage or video recognition or understanding13%
A61FFilters implantable into blood vessels6%
A61HPhysical therapy apparatus, e.g. devices for locating or stimulating reflex points in the body6%
A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing6%
B29CShaping or joining of plastics6%
B29LIndexing scheme associated with subclass b29c, relating to particular articles6%
G10KSound-producing devices6%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers6%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003Patents assigned to PRO DAVID INC (1)· patent assignee history
2003Based in San Chung, TW· patent location history
2014Patents assigned to NEC LAB AMERICA INC (4)· patent assignee history
2014Patents assigned to HUANG CHANG (2)· patent assignee history
2014Patents assigned to YU KAI (1)· patent assignee history
2014Based in San Jose, CA, US· patent location history
2014Based in Cupertino, CA, US· patent location history
2014Based in Santa Clara, CA, US· patent location history
2021Patents assigned to REXTEC INTERNATIONAL LTD (1)· patent assignee history
2021Based in Taipei, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NEC LAB AMERICA INC42014
HUANG CHANGself22014
PRO DAVID INC12003
REXTEC INTERNATIONAL LTD12021
YU KAI12014
Locations
LocationPatentsSpan
San Jose, California, US22014
Taipei, TW12021
Cupertino, California, US12014
Santa Clara, California, US12014
San Chung, TW12003