Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12295714 | Needle assembly including an aligned magnetic element | Jon B. Newman, Sarah L. Creasy, Randi Cleverly, Michael S. Guthrie, Glade H. Howell +4 more | 2025-05-13 |
| 9666317 | Radiation shield with magnetic properties | Richard Culbertson, Randall M Ragan | 2017-05-30 |
| 7571623 | Magnetically attractable components for self-sizing jewelry articles | Steven Kretchmer | 2009-08-11 |
| 7216508 | Magnetically attractable components for jewelry articles | Steven Kretchmer | 2007-05-15 |
| 6542348 | Method and system for driving a magnetizing fixture | — | 2003-04-01 |
| 6239596 | Total magnetic flux measuring device | Todd R. Hoffman, Rian M. Callahan, Michael Stupak | 2001-05-29 |
| 6163241 | Coil and method for magnetizing an article | Jack L. Hoffman | 2000-12-19 |
| 5469321 | Magnetizing device having variable charge storage network and voltage control | — | 1995-11-21 |
| 5409101 | Variably-controlled vibratory conveyor | Gulzar Ahmed, Gregory L. Branch, James F. Bausch, Richard T. Symer | 1995-04-25 |
| 5373407 | Disk drive spindle motor | Gregory CHAO, Erik Moe, Keith Mayberry | 1994-12-13 |
| 5197865 | Integral electronically commutated drive system | Christophe J. P. Sevrain, Kevin D. O'Hara, Kurt Liebezeit | 1993-03-30 |
| 5096390 | Pump assembly with integral electronically commutated drive system | Christophe J. P. Sevrain, Kevin D. O'Hara, Kurt Liebezeit | 1992-03-17 |
| 4751459 | Magnetic tachometer or accelerometer having highly permeable eddy current flux circuit | — | 1988-06-14 |
| 4665348 | Method for sensing and controlling the position of a variable reluctance actuator | — | 1987-05-12 |
| 4659969 | Variable reluctance actuator having position sensing and control | — | 1987-04-21 |
| 4656400 | Variable reluctance actuators having improved constant force control and position-sensing features | Robert M. Pailthorp, Randall B. Elliott | 1987-04-07 |
| 4518881 | Linear motor | — | 1985-05-21 |