Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9719044 | Lubricating oil composition for refrigerating machines | Tomoya Matsumoto | 2017-08-01 |
| 9683190 | Lubricant for compression type refrigerating machines | Tomoya Matsumoto | 2017-06-20 |
| 9644168 | Lubricating oil composition for refrigerating machines | Tomoya Matsumoto | 2017-05-09 |