Inventor

Feng Chang

Inventor
Beijing, CN

Overview

1→
Patents
2013
Patent span
Electricity
Primary field (CPC H)

Patents· 1 as inventor

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

H01Sprimary
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light100%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013Patents assigned to CHANG FENG (1)· patent assignee history
2013Patents assigned to ELECTRO SCIENT IND INC (1)· patent assignee history
2013Patents assigned to SUN YUNLONG (1)· patent assignee history
2013Based in Beijing, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHANG FENGself12013
ELECTRO SCIENT IND INC12013
SUN YUNLONG12013
Locations
LocationPatentsSpan
Beijing, CN12013