Notable company inventions include the automated teller machine, the floppy disk, the hard disk drive, the magnetic stripe card, the relational database, the Universal Product Code, the financial swap, the Fortran programming language, SABRE airline reservation system, DRAM, copper wiring in semiconductors, the silicon-on-insulator semiconductor manufacturing process, and Watson artificial intelligence.IBM has constantly evolved since its inception, acquiring properties such as Kenexa and SPSS and organizations such as PwC's consulting business, spinning off companies like printer manufacturer Lexmark, and selling off product lines like its personal computer and server businesses to Lenovo. Its employees have garnered five Nobel Prizes, six Turing Awards, ten National Medals of Technology, and five National Medals of Science. As of 2013 the company held the record for most patents generated by a business for 22 consecutive years. IBM has 12 research laboratories worldwide, bundled into IBM Research. 31 largest in terms of revenue by Forbes for 2011. 4 largest in terms of market capitalization, the No. firm in terms of number of employees, the No. Securities analysts nicknamed the company Big Blue for its size and common use of the color in products, packaging, and logo.In 2012, Fortune ranked IBM the No. CTR was changed to 'International Business Machines' in 1924, using a name which had originated with CTR's Canadian subsidiary. IBM manufactures and markets computer hardware and software, and offers infrastructure, hosting and consulting services in areas ranging from mainframe computers to nanotechnology.The company was founded in 1911 as the Computing-Tabulating-Recording Company through a merger of the Tabulating Machine Company, the International Time Recording Company, and the Computing Scale Company.

The International Business Machines Corporation is an American multinational technology and consulting corporation, with headquarters in Armonk, New York, United States.

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