1976年,柯达公司占有90%的美国摄影胶卷市场和85%的美国相机市场,但2012年1月柯达申请破产保护。20世纪80年代,摩托罗拉是手机市场领头羊;20世纪90年代,诺基亚是手机市场的领头羊。现在,摩托罗拉手机部门被谷歌收购,诺基亚被微软收购。曾经辉煌一时的日本电子产业三大巨头索尼、夏普和松下,现也都已衰落,尤其是一度被誉 Kodak accounted for 90% of the U.S. photographic film market and 85% of the U.S. camera market in 1976, but Kodak filed for bankruptcy in January 2012. In the 1980s, Motorola was the leader in the handset market; in the 1990s Nokia was the leader in the handset market. Now, Motorola’s mobile phone unit was acquired by Google, Nokia was acquired by Microsoft. Former glory of the Japanese electronics industry, the three giants Sony, Sharp and Panasonic, now also have declined, especially once reputation