Inventor

Jui-Fa Chang

Inventor

Hsinchu, TW

Overview

8→

Patents

2001–2014

Patent span

Physics

Primary field (CPC G)

Patents· 8 as inventor

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

G03Fprimary

G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices21%

G03GElectrography21%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests21%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds14%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds7%

G02BOptical elements, systems or apparatus7%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein7%

PatentTitleYear

8,922,740'Light efficiency enhancing optical devices'2014 8,822,117'Chemical toner composition and method for preparing the same'2014 8,557,496'Chemical toner composition and method for preparing the same'2013 8,283,099'Biomass chemical toner composition and method for manufacturing the same'2012 6,670,093'Silicon-containing copolymer and photosensitive resin composition containing the same'2003 6,538,086'Polymer with a pericyclic protective group and resist composition containing the same'2003 6,380,339'Silicon-containing vinyl copolymer and resist composition containing the same'2002 6,207,779'Ring-opened polymer'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2014Patents assigned to IND TECH RES INST (6)· patent assignee history

2001–2014Based in Hsinchu, TW· patent location history

2012–2014Patents assigned to CHANG JUI-FA (3)· patent assignee history

2012–2014Patents assigned to CHENG I-JEIN (3)· patent assignee history

2012–2014Patents assigned to LIAO JU-FENG (3)· patent assignee history

2013–2014Patents assigned to CHIU KUEI-YING (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
IND TECH RES INST	6	2001–2014
CHANG JUI-FAself	3	2012–2014
CHENG I-JEIN	3	2012–2014
LIAO JU-FENG	3	2012–2014
CHIU KUEI-YING	2	2013–2014

Locations

Location	Patents	Span
Hsinchu, TW	8	2001–2014