Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6221274 | Lubricant compositions for refrigerating machine employing HFC-32, HFC-125 or HFC-134A | Yasushi Akahori, Noboru Masuda, Takeshi Izawa, Masayoshi Muraki, Kazuo Tagawa | 2001-04-24 |