Martin Cooper Inventor of The Cell Phone

Martin Cooper Inventor of The Cell Phone

0 0 7 mesi fa
Martin Cooper, for 29 years, he led a number of major businesses at Motorola, including high-capacity paging, trunked mobile radio, cellular radio telephone, quartz crystals and oscillators, liquid crystal displays, piezo-electric components, Motorola A.M. Stereo technology, and various mobile and portable two-way radio product lines. Following Motorola, Cooper co-founded Cellular Business Systems, Inc., a cellular billing system company. Cooper has numerous patents in the communications field. ... Maggiori informazioni

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