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Inventor

Huan-Kun Chen

Inventor
Shanghai, CN

Overview

3→
Patents
2001–2017
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

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

B41Jprimary
B41JTypewriters17%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds17%
C08LCompositions of macromolecular compounds17%
C09DCoating compositions, e.g. paints, varnishes or lacquers17%
G02BOptical elements, systems or apparatus17%
Y02ATechnologies for adaptation to climate change17%
PatentTitleYear
9,580,601'Polyurethane based asphalt composition'20176,760,507'Optical device'20046,247,807'Ink-jet cartridge'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001Patents assigned to WISERTEK INTERNAT CORP (1)· patent assignee history
2001Based in Hsinchu, TW· patent location history
2004Patents assigned to DELTA ELECTRONICS INC (1)· patent assignee history
2004Based in Taoyuan, TW· patent location history
2017Patents assigned to DOW GLOBAL TECHNOLOGIES LLC (1)· patent assignee history
2017Based in Shanghai, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DELTA ELECTRONICS INC12004
DOW GLOBAL TECHNOLOGIES LLC12017
WISERTEK INTERNAT CORP12001
Locations
LocationPatentsSpan
Shanghai, CN12017
Taoyuan, TW12004
Hsinchu, TW12001