Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873503 | Electrical coils | Barry Chapman | 1989-10-10 |
| 4820986 | Inductive circuit arrangements | Ronald J. Coxon | 1989-04-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873503 | Electrical coils | Barry Chapman | 1989-10-10 |
| 4820986 | Inductive circuit arrangements | Ronald J. Coxon | 1989-04-11 |