Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10060002 | H-section steel and method of producing the same | Kazutoshi Ichikawa, Kazuaki Mitsuyasu, Hirokazu Sugiyama | 2018-08-28 |
| 9863022 | High-strength ultra-thick H-beam steel | Kazutoshi Ichikawa, Kazuaki Mitsuyasu, Hirokazu Sugiyama | 2018-01-09 |