Issued Patents 2016
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9441695 | High cleanliness spring steel and high cleanliness spring excellent in fatigue properties | Tomoko Sugimura, Sei Kimura, Atsuhiko Yoshida, Takeshi Inoue | 2016-09-13 |
| 9387528 | Nozzle | Yoichi Haraguchi, Yuji Ikemoto | 2016-07-12 |
| 9290822 | Si-killed steel wire rod and spring | Tomoko Sugimura | 2016-03-22 |