Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D514963 | Voltage detector | Koichi Tanaka | 2006-02-14 |
| D416820 | Clamp meter | Kouichi Tanaka | 1999-11-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D514963 | Voltage detector | Koichi Tanaka | 2006-02-14 |
| D416820 | Clamp meter | Kouichi Tanaka | 1999-11-23 |