Issued Patents 2020
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10837080 | Rolled steel bar or rolled wire rod for cold-forged component | Naoki Matsui, Tetsushi Chida, Akihisa Obata, Shoji Hori, Keisuke CHIBA | 2020-11-17 |
| 10829842 | Rolled steel bar or rolled wire rod for cold-forged component | Naoki Matsui, Tetsushi Chida, Akihisa Obata, Shoji Hori, Keisuke CHIBA | 2020-11-10 |
| 10808304 | Steel for induction hardening | Akira Shiga, Kei Miyanishi | 2020-10-20 |
| 10801091 | Steel for induction hardening | Akira Shiga, Kei Miyanishi | 2020-10-13 |
| 10669604 | Bolt | Makoto Kosaka, Naoki Matsui, Tetsushi Chida, Keisuke CHIBA, Hideo Kanisawa +3 more | 2020-06-02 |
| 10584783 | High-strength gear | Hiroki Narumiya, Osamu Kada, Takashi Fujita | 2020-03-10 |
| 10538831 | Age-hardening steel for cold forging use | Tomohiro Yamashita, Hitoshi Matsumoto, Makoto Egashira | 2020-01-21 |
| 10538832 | Steel for carbonitrided bearing | Takahisa Suzuki, Tatsuya Koyama, Shingo Yamasaki, Kohei Kanetani, Takashi Sada | 2020-01-21 |