Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629624 | Switched field magnetic resonance imaging | Joseph W. Carlson, Leon Kaufman | 1997-05-13 |
| 5606258 | Control interface for an MRI system | John C. Hoenninger, III | 1997-02-25 |
| 5529068 | Synchronized digital signal processor for MRI reception | John C. Hoenninger, III, James W. Jones | 1996-06-25 |
| 5442290 | MRI gradient drive current control using all digital controller | — | 1995-08-15 |
| 5436600 | MRI multi-frequency DSB and SSB RF synthesizer | John Van Heteren, Mitsuaki Arakawa, John C. Hoenninger, III, Thomas R. McDermott, Keiji Furui | 1995-07-25 |
| 5172061 | Q control for capacitively coupled MRI/MRSI RF coil | Mitsuaki Arakawa | 1992-12-15 |
| 4970457 | MRI compensated for spurious rapid variations in static magnetic field during a single MRI sequence | Leon Kaufman, James D. Hale, David M. Kramer, Kristen Hake, Heckor Avram +1 more | 1990-11-13 |
| RE33259 | Method and apparatus for rapid NMR imaging of nuclear parameters with an object | John C. Hoenninger, III, Mitsuaki Arakawa, Jerome R. Singer | 1990-07-10 |
| 4885542 | MRI compensated for spurious NMR frequency/phase shifts caused by spurious changes in magnetic fields during NMR data measurement processes | Ching Yao, James D. Hale, Leon Kaufman | 1989-12-05 |
| 4820988 | Magnetic gradient coil set for nuclear magnetic resonace system having substantially different coil-patient spacings | Joseph W. Carlson | 1989-04-11 |
| 4783629 | RF coil for MRI with self-tracking ganged coupling capacitors | Mitsuaki Arakawa | 1988-11-08 |
| 4763076 | MRI transmit coil disable switching via RF in/out cable | Mitsuaki Arakawa | 1988-08-09 |
| 4752736 | Center fed QD MRI RF coil | Mitsuaki Arakawa, William H. Harrison | 1988-06-21 |
| 4746863 | Contiguous slices in multi-slice MRI | David A. Feinberg, John C. Hoenninger, III | 1988-05-24 |
| 4721912 | Apparatus and method for initially capturing most significant low spatial frequency NMR imaging data | Leon Kaufman, Douglas A. Ortendahl | 1988-01-26 |
| 4707661 | Machine generation of machine-executable state-change instructions for magnetic resonance imaging | John C. Hoenninger, III | 1987-11-17 |
| 4698593 | Apparatus and method for T1 NMR imaging using spin echo NMR responses elicited by initial excitation pulses of differing nutation values | — | 1987-10-06 |
| 4695801 | Matched guadrature coils for MRI with minimized intercoil coupling | Mitsuaki Arakawa, John H. Fehn | 1987-09-22 |
| 4607225 | Apparatus and method for reducing spurious currents in NMR imaging apparatus induced by pulsed gradient fields | — | 1986-08-19 |
| 4599565 | Method and apparatus for rapid NMR imaging using multi-dimensional reconstruction techniques | John C. Hoenninger, III, Mitsuaki Arakawa, Jerome R. Singer | 1986-07-08 |
| 4471305 | Method and apparatus for rapid NMR imaging of nuclear parameters with an object | John C. Hoenninger, III, Mitsuaki Arakawa | 1984-09-11 |
| 4318043 | Method and apparatus for rapid NMR imaging of nuclear densities within an object | John C. Hoenninger, III, Mitsuaki Arakawa | 1982-03-02 |
| 4297637 | Method and apparatus for mapping lines of nuclear density within an object using nuclear magnetic resonance | John C. Hoenninger, III, Mitsuaki Arakawa | 1981-10-27 |