Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11168387 | Steel material for carburized bearing part | Tomohiro Yamashita, Takahisa Suzuki, Daisuke Hirakami, Kohei Kanetani, Takashi Sada | 2021-11-09 |
| 11162454 | Steel piston | Yorimasa Tsubota, Kouji Oosato, Hirohito Eto, Wataru Nagai, Yoshitomi Yamada | 2021-11-02 |
| 11118251 | Rolled wire rod for spring steel | Takahisa Suzuki, Shuji Kozawa | 2021-09-14 |
| 11098394 | Rolled wire rod | Naoki Matsui, Makoto Kosaka | 2021-08-24 |