Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10359102 | Friction roller-type reduction gear | Hiroshi Kawahara, Hiroyasu Yoshioka, Tetsu Takehara | 2019-07-23 |
| 10214671 | Refrigerator oil and working fluid composition for refrigerator | Katsuya Takigawa | 2019-02-26 |