Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5642721 | Double ignition system for internal combustion engines, ignition plug for double ignition systems, and electric spark generator | — | 1997-07-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5642721 | Double ignition system for internal combustion engines, ignition plug for double ignition systems, and electric spark generator | — | 1997-07-01 |