Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11135666 | Crowning forming method and crowning forming apparatus | Takeshi Endoh | 2021-10-05 |
| 10927728 | Oil passageway structure for engine | Jun Nishikawa, Kazuaki Aizawa, Yoshinori Sato | 2021-02-23 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11135666 | Crowning forming method and crowning forming apparatus | Takeshi Endoh | 2021-10-05 |
| 10927728 | Oil passageway structure for engine | Jun Nishikawa, Kazuaki Aizawa, Yoshinori Sato | 2021-02-23 |