Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7566843 | Wire inserting method and wire inserting apparatus in wire discharge processing | — | 2009-07-28 |
| 5185092 | Lubricating oil for refrigerator | Masaaki Fukuda, Hirotaka Tomizawa, Hideki Osaka, Satoshi Ogano, Takehisa Satoh +2 more | 1993-02-09 |