Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8715857 | Negative electrode active material for lithium ion battery, and negative electrode for lithium ion battery using the same | Yuta Kimura, Yuichiro Tago | 2014-05-06 |
| 7695576 | Low alloy high steel tool having constant toughness | — | 2010-04-13 |
| 7494618 | Alloy tool steel | — | 2009-02-24 |
| 6761853 | Free-cutting tool steel | Kiyohito Ishida, Katsunari Oikawa, Toshimitsu Fujii, Yukinori Matsuda, Seiji Kurata +1 more | 2004-07-13 |
| 6024916 | Cast cold tool and method for producing the same | Tatsumi Urita, Yukinori Matsuda | 2000-02-15 |
| 5306568 | High Young's modulus materials and surface-coated tool members using the same | Yukinori Matsuda, Koichi Sudo | 1994-04-26 |