1.   He says he developed the shield years ago.

2.   Other companies are developing special shields to deflect radiation from the user.

3.   That pact bans missile defense systems so that a nation could not develop a shield behind which it could safely launch a missile attack.

4.   The Bush administration is aiming to develop a shield against a missile attack from such states as Iran or North Korea, as well as terrorist cells.

5.   The missile exercise was the latest in a series of tests the Pentagon is conducting to develop a shield against long-range missiles fired at the United States.