Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5353074 | Computer controlled animation projection system | Christopher Wagner, George T. Katanics | 1994-10-04 |
| 4866562 | Self-contained air gap assembly | — | 1989-09-12 |
| 4394704 | Surge arrester assembly | — | 1983-07-19 |
| 4320435 | Surge arrester assembly | — | 1982-03-16 |
| 4319300 | Surge arrester assembly | John J. Napiorkowski, Toshitaka Fukushima, Kazumi Koyama, Kouji Ueno, Tamio Miyamura +1 more | 1982-03-09 |
| 4303959 | Fail safe surge arrester systems | Charles A. Roberts | 1981-12-01 |
| 4277812 | Excess voltage arrester | — | 1981-07-07 |