| Patent Number |
Title Of Patent |
Date Issued |
| 7145518 |
Multiple-frequency common antenna |
December 5, 2006 |
| A multiple-frequency common antenna has a first substrate sheet and a second substrate sheet respectively structured by an HIP consisting of a metal plate, small metal plates disposed in two dimensions and linear metal bars connecting these elements. The antenna restricts propagation |
| 6861772 |
Multiple magnet system with different magnet properties |
March 1, 2005 |
| A dynamic magnet system, particularly useful for electrical generation, employs multiple magnets in polar opposition to each other for individual movement relative to a support structure. The magnets have a critical angle of displacement from a horizontal static position of less than 1 |
| 6812598 |
Multiple magnet transducer with differential magnetic strengths |
November 2, 2004 |
| A dynamic magnet system, particularly useful for electrical generation, employs multiple magnets in polar opposition to each other for individual movement relative to a support structure. The magnets have a critical angle of displacement from a horizontal static position of less than 1 |
| 6812583 |
Electrical generator with ferrofluid bearings |
November 2, 2004 |
| An electrical generator includes a magnet constrained to move relative to a conductor by a support structure, with a ferrofluid bearing providing an ultra low friction interface between the magnet and support structure. The assembly has a critical angle of displacement from a horizontal |
| 6809427 |
Electrical generator with ferrofluid bearings |
October 26, 2004 |
| An electrical generator includes a magnet constrained to move relative to a conductor by a support structure, with a ferrofluid bearing providing an ultra low friction interface between the magnet and support structure. The assembly has a critical angle of displacement from a horizontal |
| 6798090 |
Electrical power generation by coupled magnets |
September 28, 2004 |
| An electrical generator has a plurality of spaced magnets that move together relative to at least one coil to generate an electrical signal in the coils. Equal numbers of magnets and coils, with equal lengths and spacings between them, are preferably employed. Significant enhancements |
| 6768230 |
Multiple magnet transducer |
July 27, 2004 |
| A dynamic magnet system, particularly useful for electrical generation, employs multiple magnets in polar opposition to each other and having a critical angle of displacement from a horizontal static position of less than 1 degree, to induce an electrical signal in one or more surroundin |
