Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6847208 | Tube array coil for quadrupole resonance (QR) scanning | Christopher W. Crowley, Simon Peter Beevor | 2005-01-25 |
| 6751496 | Inherently de-coupled sandwiched solenoidal array coil | Sunyu Su, Leon Kaufman | 2004-06-15 |
| 6493572 | Inherently de-coupled sandwiched solenoidal array coil | Sunyu Su, Leon Kaufman, Joseph W. Carlson | 2002-12-10 |
| 6377836 | RF coil array for vertical field MRI | Joseph W. Carlson, Leon Kaufman, James V. Reveaux | 2002-04-23 |
| 5670881 | Discrete step remotely adjustable matching circuit for MRI RF coils | John Van Heteren, Joseph W. Carlson, Leon Kaufman, Einar Tapio | 1997-09-23 |
| 5663645 | Spatially orthogonal rectangular coil pair suitable for vertical magnetic field MRI system | Leon Kaufman, Joseph W. Carlson, Barry M. McCarten, Stephen Krasnor, William Lu +1 more | 1997-09-02 |
| 5565779 | MRI front end apparatus and method of operation | Hsu Chang, John Van Heteren | 1996-10-15 |
| 5543712 | Parasitic compensating matching circuit integral with ground breaker for MRI RF coils | Ernesto Zepeda, William Lu | 1996-08-06 |
| 5543713 | Ground breaker for multiple control lines | Takashi Minemura, Stephen Krasnor | 1996-08-06 |
| 5539314 | RF shield for four-post vertical field magnet used for MRI | William Lu | 1996-07-23 |
| 5483158 | Method and apparatus for tuning MRI RF coils | John Van Heteren | 1996-01-09 |
| 5461314 | MRI front end apparatus and method of operation | Hsu Chang, John Van Heteren | 1995-10-24 |
| 5436600 | MRI multi-frequency DSB and SSB RF synthesizer | John Van Heteren, Lawrence E. Crooks, John C. Hoenninger, III, Thomas R. McDermott, Keiji Furui | 1995-07-25 |
| 5386191 | RF coil providing reduced obstruction access to image volume in transverse magnet MRI system | Barry M. McCarten, Joseph W. Carlson, Leon Kaufman | 1995-01-31 |
| 5376885 | MRI RF ground breaker assembly | Masahiro Arakawa | 1994-12-27 |
| 5371466 | MRI RF ground breaker assembly | Masahiro Arakawa | 1994-12-06 |
| 5278505 | Self-cancelling RF receive coil used to decouple MRI transmit/receive RF coils | — | 1994-01-11 |
| D337684 | Pad for a lumbar spine coil for a magnetic resonance imaging device | Leon Kaufman, John H. Fehn, William Lu | 1993-07-27 |
| 5184074 | Real-time MR imaging inside gantry room | Christine Hawryszko, Leon Kaufman, David M. Kramer, Barry M. McCarten | 1993-02-02 |
| 5172061 | Q control for capacitively coupled MRI/MRSI RF coil | Lawrence E. Crooks | 1992-12-15 |
| RE33259 | Method and apparatus for rapid NMR imaging of nuclear parameters with an object | Lawrence E. Crooks, John C. Hoenninger, III, Jerome R. Singer | 1990-07-10 |
| 4881034 | Switchable MRI RF coil array with individual coils having different and overlapping fields of view | Leon Kaufman, Barry M. McCarten, John H. Fehn, Stephen Krasnor | 1989-11-14 |
| 4855680 | Enhanced decoupling of MRI RF coil pairs during RF tuning of MRI RF transmit coil | Brenda G. Nichols | 1989-08-08 |
| 4783629 | RF coil for MRI with self-tracking ganged coupling capacitors | Lawrence E. Crooks | 1988-11-08 |
| 4782298 | MRI QD RF coil having diode switched detuning circuit producing reduced artifact | Barry M. McCarten | 1988-11-01 |