Siemens Hits at Litigious Bell Semiconductor in Patent Suit

Siemens Industry Software Inc. asked a Delaware federal court to declare that its tools to design and test semiconductor chips don’t infringe several patents that Bell Semiconductor LLC has asserted in a “litigation campaign against the semiconductor industry.”

Pointing to other companies that have done the same regarding their electronic design automation products—namely Synopsys Inc. and Cadence Design Systems Inc.—Siemens sued Bell Semic on Dec. 2 in the US District Court for the District of Delaware, seeking a declaratory judgment that it hasn’t violated Bell Semic’s US Patent Nos. 7,007,259, 6,436,807, 7,396,760, 7,260,803, 7,231,626, and ...