Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6693505 | Inductance element for power capacitor assembly | — | 2004-02-17 | $62,647,000 |
| 6191927 | Surge protector | John B. Cozzens, Jr. | 2001-02-20 | $137,031,000 |
| 5959822 | Compact lightning arrester assembly | David S. Birrell, Richard A. Chapin | 1999-09-28 | |
| 5652690 | Lightning arrester having a double enclosure assembly | Sean Francis Mansfield, Ernest T. DeMatties | 1997-07-29 | $76,649,000 |
| 5596308 | Overvoltage surge arrester with quick-acting pressure relief means | — | 1997-01-21 | $82,561,000 |
| 5510942 | Series-capacitor compensation equipment | John Charles Hill, Josef Urbanek | 1996-04-23 | $21,263,000 |