Issued Patents 2016
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9441695 | High cleanliness spring steel and high cleanliness spring excellent in fatigue properties | Tomoko Sugimura, Sei Kimura, Koichi Sakamoto, Takeshi Inoue | 2016-09-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9441695 | High cleanliness spring steel and high cleanliness spring excellent in fatigue properties | Tomoko Sugimura, Sei Kimura, Koichi Sakamoto, Takeshi Inoue | 2016-09-13 |