Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7652626 | Co-linear antenna for direction finding | Michael Cummings | 2010-01-26 |
| 7218090 | Passive radio frequency power spectrum analyzer | Vahakn Nalbandian | 2007-05-15 |
| 7061220 | Passive radio frequency power spectrum analyzer | Vahakn Nalbandian | 2006-06-13 |
| 5608282 | Piezoelectrically controlled superconducting switch | William D. Wilber, Steven C. Tidrow, Arthur Tauber, Donald W. Eckart | 1997-03-04 |
| 5438308 | Yokeless permanent magnet solenoids | Herbert A. Leupold | 1995-08-01 |
| H1408 | Microwave circulator with a planar, biasing, permanent magnet | Richard W. Babbitt, Richard A. Stern | 1995-01-03 |
| 5349258 | Permanent magnet structure for use in electric machinery | Herbert A. Leupold | 1994-09-20 |
| 5280209 | Permanent magnet structure for use in electric machinery | Herbert A. Leupold | 1994-01-18 |
| 5075662 | Enhanced magnetic field within enclosed annular cavity | Herbert A. Leupold | 1991-12-24 |
| 5055812 | Compensation for magnetic nonuniformities of permanent magnet structures | Manlio G. Abele, Ramesh Chandra, Henry Rusinek, Herbert A. Leupold | 1991-10-08 |
| 5034715 | Permanent magnet field sources of conical orientation | Herbert A. Leupold | 1991-07-23 |
| 5028902 | Permanent magnet field sources of radial orientation | Herbert A. Leupold | 1991-07-02 |
| 4994777 | Enhanced magnetic field within enclosed cylindrical cavity | Herbert A. Leupold | 1991-02-19 |
| 4953555 | Permanent magnet structure for a nuclear magnetic resonance imager for medical diagnostics | Herbert A. Leupold | 1990-09-04 |
| 4831351 | Periodic permanent magnet structures | Herbert A. Leupold | 1989-05-16 |
| 4764743 | Permanent magnet structures for the production of transverse helical fields | Herbert A. Leupold | 1988-08-16 |
| 4692732 | Remanence varying in a leakage free permanent magnet field source | Herbert A. Leupold, John-Paul Clarke | 1987-09-08 |
| 4592889 | Method and apparatus for the pressing and alignment of radially oriented toroidal magnets | Herbert A. Leupold, Joseph P. Klimek, Arthur Tauber | 1986-06-03 |