Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6987331 | Voltage recovery device for use with a utility power network | Arnold P. Kehrli, Donald L. Brown, Warren Elliott Buckles, John A. Diaz De Leon, II, Douglas C. Folts | 2006-01-17 |
| 6906434 | Electric utility system with superconducting magnetic energy storage | Arnold P. Kehrli, John A. Diaz De Leon, II, Donald L. Brown, Warren Elliott Buckles, Douglas C. Folts | 2005-06-14 |
| 5514915 | Shunt connected superconducting energy stabilizing system | Sang H. Kim, Carel C. DeWinkel | 1996-05-07 |
| 5376828 | Shunt connected superconducting energy stabilizing system | Sang H. Kim, Carel C. DeWinkel | 1994-12-27 |
| 4962354 | Superconductive voltage stabilizer | Age T. Visser, Robert C. Trendler | 1990-10-09 |