Busicom Co., Ltd. (ビジコン株式会社, Bijikon Kabushiki-gaisha) was a Japanese company that manufactured and selled computer-related products headquartered in Taito, Tokyo. It owned the rights to Intel's first microprocessor, the Intel 4004, which they created in partnership with Intel in 1970. Two other companies have done business as "Busicom" over the years: the Nippon Calculating Machine Corp, Ltd and subsequently Broughtons & Co. (Bristol) Ltd of the UK.