NATION

Siemens AG has named Horst Langer, 52, chairman and chief executive of its U.S. holding company, which has been renamed Siemens Corp. The U.S. operation was previously named Siemens Capital Corp. Hans Decker, currently president of Siemens Capital, will continue as president. The new Siemens Corp., headquartered in New York, will absorb some of the staff and functions of Siemens Research & Support. Remaining operations of the division will be renamed Siemens Corporate Research and will be based in Princeton, N.J.