Sharp, Toshiba, Others Caught In Flat-Panel Patent Blitz

Law360, Los Angeles (February 22, 2012, 3:36 PM ET) -- Graphics Properties Holdings Inc., formerly known as Silicon Graphics Inc., filed six separate lawsuits in Delaware federal court on Tuesday accusing Panasonic Corp., Sharp Corp., Toshiba Corp. and others of infringing up to five patents for flat-panel electronics display technologies.

Tuesday’s wave of suits over technologies used in displays for televisions, tablet computers and other consumer electronics marked a muscular effort by GPH to enforce a portfolio of patents it took over in the wake of SGI’s 2009 bankruptcy.

GPH, which says it is owned by...
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Case Information

Case Title

Graphics Properties Holdings Inc. v. Acer America Corporation et al

Case Number

1:12-cv-00209

Court

Delaware

Nature of Suit

Patent

Judge

Leonard P. Stark

Date Filed

February 20, 2012


Case Title

Graphics Properties Holdings Inc. v. Asus Computer International Inc. et al

Case Number

1:12-cv-00210

Court

Delaware

Nature of Suit

Patent

Judge

Leonard P. Stark

Date Filed

February 21, 2012


Case Title

Graphics Properties Holdings Inc. v. Panasonic Corporation of North America et al

Case Number

1:12-cv-00211

Court

Delaware

Nature of Suit

Patent

Judge

Leonard P. Stark

Date Filed

February 21, 2012


Case Title

Graphics Properties Holdings Inc. v. Sharp Electronics Corporation et al

Case Number

1:12-cv-00212

Court

Delaware

Nature of Suit

Patent

Judge

Leonard P. Stark

Date Filed

February 21, 2012


Case Title

Graphics Properties Holdings Inc. v. Toshiba America Information Systems Inc. et al

Case Number

1:12-cv-00213

Court

Delaware

Nature of Suit

Patent

Judge

Leonard P. Stark

Date Filed

February 21, 2012


Case Title

Graphics Properties Holdings Inc. v. Vizio Inc.

Case Number

1:12-cv-00214

Court

Delaware

Nature of Suit

Patent

Judge

Leonard P. Stark

Date Filed

February 21, 2012

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Government Agencies Mentioned

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