Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9932651 | Thick-walled high-strength seamless steel pipe with excellent sour resistance for pipe for pipeline, and process for producing same | Yasuhide Ishiguro, Mitsuo Kimura, Kenichiro Eguchi, Hiroshi Yokogawa, Masahito Tanaka | 2018-04-03 |