Issued Patents 2016
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9234254 | High-strength seamless steel tube, having excellent resistance to sulfide stress cracking, for oil wells and method for manufacturing the same | Kenichiro Eguchi, Yuji Tanaka, Mitsuo Kimura, Yasuhide Ishiguro, Katsumi Yamada | 2016-01-12 |