NEW YORK (Reuters) - Inventor Judah Klausner filed suit against Motorola Inc <MOT.N> and Research In Motion <RIM.TO>, alleging infringement of technology patents related to visual voicemail.

Patent holding company Klausner Technologies Inc. on Monday said it's suing Motorola Inc. and the maker of BlackBerry smartphones for allegedly violating its patent for visual voicemail.

Google Inc has won a seat at the smartphone table.

Smart phones are at the top of holiday shopping lists this year, and with so many different  models available, choosing the right one can be tricky. Here's a need-to-know guide to nine devices, based on on features, price, network and platform.

Motorola Inc. said Friday that it has purchased the base station business of RadioFrame Networks Inc., which uses a technology that allows walkie-talkie features on cell phones.

French mobile phone games company Gameloft said it and other software developers were cutting back investment in developing games and other applications for Google's Android platform.

BMO Capital Markets on Wednesday downgraded Research in Motion Ltd., saying the BlackBerry maker faces rising competition and a consumer shift toward cheaper phones.

Shares of Palm Inc. rose ahead of regular trading Tuesday after Kaufman Bros. said worries about competition for the company's "smart" phones are overdone.

Motorola Inc. said Monday it has agreed to acquire BitBand Technologies Ltd., a company that makes equipment for delivering television over broadband connections.

NEW YORK/CHICAGO (Reuters) - Shares of Palm Inc <PALM.O> rose 8 percent on Friday fueled by rumors that bigger rival phone maker Nokia <NOK1V.HE> may be eyeing the maker of the Pre and Pixi smartphones.

Hewlett-Packard Co is making a move into the network equipment market by striking a $3.1 billion deal for 3Com Corp, in a major challenge to Cisco Systems Inc.

By Ritsuko Ando and Gabriel Madway

In its opening weekend, the Droid — Motorola's new smart phone — has sold nearly 100,000 units, and demand seems to be holding fairly steady.

Motorola Inc. is seeking to sell its largest division, which makes equipment for cable and wireless companies, according to a report Wednesday.

Motorola Inc is in the early stages of looking into a potential sale of its $4.5 billion television set-top box and network equipment business, two sources said on Wednesday.