Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6154710 | Method and apparatus for searching electromagnetic disturbing source and non-contact voltage probe apparatus therefor | Ryuichi Kobayashi, Mitsuo Hattori | 2000-11-28 |
| 5949230 | Non-contact voltage probe apparatus | Ryuichi Kobayashi, Mitsuo Hattori | 1999-09-07 |