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Patent applications and USPTO patent grants for DiPiazza; Gerald Charles.The latest application filed is for "radio frequency locator system".
Patent | Date |
---|---|
Wireless traffic control system Grant 7,397,390 - DiPiazza July 8, 2 | 2008-07-08 |
Radio frequency locator system Grant 7,397,381 - DiPiazza July 8, 2 | 2008-07-08 |
Radio Frequency Locator System App 20080084314 - Dipiazza; Gerald Charles | 2008-04-10 |
System and method to wirelessly communicate information between traffic control signs and vehicles Grant 7,167,104 - DiPiazza January 23, 2 | 2007-01-23 |
Wireless traffic control system App 20050280553 - DiPiazza, Gerald Charles | 2005-12-22 |
System and method to wirelessly communicate information between traffic control signs and vehicles App 20050280552 - DiPiazza, Gerald Charles | 2005-12-22 |
Switched reactance phase shifters Grant 6,600,294 - DiPiazza July 29, 2 | 2003-07-29 |
Switched Reactance Phase Shifters App 20030137284 - DiPiazza, Gerald Charles | 2003-07-24 |
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