Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7993543 | Refrigerating machine oil for carbon dioxide refrigerant | Kazuo Tagawa, Yuji Shimomura, Katsuya Takigawa, Jiro Hashimoto, Masataka Negishi | 2011-08-09 |
| 7923198 | Method of manufacturing fine T-shaped electrode | — | 2011-04-12 |
| 7888751 | Semiconductor device having a fin field effect transistor | — | 2011-02-15 |