P

Inventor

CHANG ROGER

TW12 patents
⚠️ This page may combine multiple inventors who share the name “CHANG ROGER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

INEX VISTECH TECHNOLOGIES INC

3 patents
US4915237AApr 10, 1990

Comprehensive container inspection system

INEX VISTECH TECHNOLOGIES INC148 citations92
US4914289AApr 3, 1990

Article inspection system for analyzing end and adjacent sides

INEX VISTECH TECHNOLOGIES INC84 citations91
US4750035AJun 7, 1988

Video container inspection with collimated viewing of plural containers

INEX VISTECH TECHNOLOGIES INC48 citations86

MUTUAL TEK IND CO LTD

3 patents
US7505282B2Mar 17, 2009

Laminated bond of multilayer circuit board having embedded chips

MUTUAL TEK IND CO LTD6 citations61
US7892412B2Feb 22, 2011

Manufacturing process of embedded type flexible or rigid printed circuit board

MUTUAL TEK IND CO LTD1 citations50
US7603771B2Oct 20, 2009

Method of manufacturing a combined multilayer circuit board having embedded chips

MUTUAL TEK IND CO LTD1 citations50

CHANG ROGER

2 patents
US5203469AApr 20, 1993

Tool box

CHANG ROGER69 citations93
US7297285B2Nov 20, 2007

Manufacturing process of emboss type flexible or rigid printed circuit board

CHANG ROGER12 citations82

VISTECH CORP

1 patent
US4731649AMar 15, 1988

Oblique illumination for video rim inspection

VISTECH CORP71 citations92

IBM

1 patent
US7844892B2Nov 30, 2010

Method and system for display of business intelligence data

IBM26 citations87

MERCK PATENT GMBH

1 patent
US10676671B2Jun 9, 2020

Method of reducing ODF mura in polymer stabilised liquid crystal displays

MERCK PATENT GMBH0 citations31

ALLIED SUPREME CORP

1 patent
US6978817B2Dec 27, 2005

Method for manufacturing fluoropolymer compound plate and device for manufacturing the same

ALLIED SUPREME CORP0 citations30