Inventor

EDWIN H. CHANG

Inventor

Overview

2→

Patents

2023

Patent span

Performing operations

Primary field (CPC B)

Patents· 2 as inventor

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

H02Kprimary

H02KDynamo-electric machines29%

B22FWorking metallic powder14%

B29CShaping or joining of plastics14%

B33YAdditive manufacturing, i.e. manufacturing of three-dimensional [3d] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3d printing, stereolithography or selective laser sintering14%

H01RElectrically-conductive connections14%

Y02PClimate change mitigation technologies in the production or processing of goods14%

PatentTitleYear

11,699,942Hybrid additive manufacturing assisted prototyping for making electro-mechanical components2023 11,552,541Induction motor with collar-reinforced end rings2023

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2023Patents assigned to GM GLOBAL TECH OPERATIONS LLC (2)· patent assignee history

2023Based in US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
GM GLOBAL TECH OPERATIONS LLC	2	2023

Locations

Location	Patents	Span
US	2	2023