Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6952086 | Linear position sensing system and coil switching methods for closed-loop control of large linear induction motor systems | Mark P. Krefta, David Hall, Kenneth M. Eichler, Robert E. Strickler, Michael B. Brennen | 2005-10-04 |
| 5590536 | Bypass cryogenic current leads employing high temperature superconductors | — | 1997-01-07 |
| 5432297 | Power lead for penetrating a cryostat | Jeffrey T. Dederer | 1995-07-11 |
| 5298679 | Current lead for cryostat using composite high temperature superconductors | Jeffrey T. Dederer, Sharad Singh | 1994-03-29 |
| 5166776 | Hybrid vapor cooled power lead for cryostat | Jeffrey T. Dederer | 1992-11-24 |
| 4975606 | Projectile launch package for arc driven electromagnetic launchers | Douglas A. Fikse | 1990-12-04 |
| 4916998 | Electric switch and integrated switch-preaccelerator system for an electromagnetic projectile launcher | — | 1990-04-17 |
| 4739442 | High current mechanical connect/disconnect switch | Donald T. Hackworth, David Marschik | 1988-04-19 |
| 4727230 | Safety switch for inductively driven electromagnetic projectile launchers | — | 1988-02-23 |
| 4683353 | Rotary switch for inductively driven rail gun systems | David W. Scherbarth, David Marschik | 1987-07-28 |
| 4644119 | Repetitive switch for inductively driven electromagnetic launchers | — | 1987-02-17 |
| 4598263 | Magnetically operated circuit breaker | Carl J. Heyne, Nicholas A. Tomasic | 1986-07-01 |
| 4429295 | Variable impedance current limiting device | — | 1984-01-31 |
| 4278860 | Arc driven single pressure type circuit breaker | — | 1981-07-14 |