Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4231258 | Method and apparatus for detecting foreign matters in gas sealed electric apparatus | Shinichi Menju, Kunio Takahashi, Eiichi Haginomori, Yoichi Murakami | 1980-11-04 |