Perrotti; Emmanuel J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Perrotti; Emmanuel J..The latest application filed is for "system and apparatus for preventing freezing of crops".
- Perrotti; Emmanuel J. - Ramsey NJ
| Patent | Date |
|---|---|
| System and Apparatus for Preventing Freezing of Crops App 20090077872 - Faria; Lawrence E. ; et al. | 2009-03-26 |
| Radiator/circuit incorporating a cross slot waveguide antenna array which will instantaneously measure the radiation axial ratio or degree of linear polarization of any antenna Grant 4,132,992 - Perrotti January 2, 1 | 1979-01-02 |
| Phase shifter for linearly polarized antenna array Grant 3,916,349 - Ranghelli , et al. October 28, 1 | 1975-10-28 |
| Linearly polarized phased antenna array Grant 3,887,925 - Ranghelli , et al. June 3, 1 | 1975-06-03 |
| Circularly Polarized Phased Antenna Array Grant 3,854,140 - Ranghelli , et al. December 10, 1 | 1974-12-10 |
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