Inventor

Der-Ho Chi

Inventor
New Taipei, TW

Overview

4→
Patents
2013–2017
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 4 as inventor

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

F21Kprimary
F21KNon-electric light sources using luminescence25%
F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted25%
F21VFunctional features or details of lighting devices or systems thereof13%
G02BOptical elements, systems or apparatus13%
G05FSystems for regulating electric or magnetic variables13%
LOC2613%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013–2017Patents assigned to HON HAI PREC IND CO LTD (4)· patent assignee history
2013–2014Patents assigned to CHI DER-HO (2)· patent assignee history
2013–2014Patents assigned to HONGFUJIN PREC IND SHENZHEN (2)· patent assignee history
2013–2014Patents assigned to TANG MI (2)· patent assignee history
2013Patents assigned to CHAO YANG-JUI (1)· patent assignee history
2013–2017Based in New Taipei, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HON HAI PREC IND CO LTD42013–2017
CHI DER-HOself22013–2014
HONGFUJIN PREC IND SHENZHEN22013–2014
TANG MI22013–2014
CHAO YANG-JUI12013
Locations
LocationPatentsSpan
New Taipei, TW42013–2017