Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7566372 | Railway car wheel | Takanori Kato, Tomoaki Yamamoto | 2009-07-28 |
| 6478898 | Method of producing tool steels | Tomoaki Sera, Yasutaka Okada, Kunio Kondo | 2002-11-12 |
| 6479013 | Casting components made from a tool steel | Tomoaki Sera, Kunio Kondo | 2002-11-12 |
| 4448746 | Process for producing alloy steel powder | Toshihiko Kubo, Minoru Ichidate, Eijiro Tamura, Isamu Karasuno | 1984-05-15 |
| 4437891 | Oil-atomized low-alloy steel powder | Eijiro Tamura, Isamu Karasuno, Minoru Ichidate, Toshihiko Kubo | 1984-03-20 |