Issued Patents 2018
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10094008 | Seamless steel pipe for line pipe used in sour environments | Yuji Arai, Kenji Kobayashi | 2018-10-09 |
| 10036078 | Low alloy oil well steel pipe and method for manufacturing same | Yuji Arai, Tomohiko Omura | 2018-07-31 |
| 9999995 | Method for producing molded article of fiber-reinforced plastic | Shuichiro Yoshida | 2018-06-19 |
| 9909198 | Method for producing a low alloy steel for oil country tubular goods having excellent sulfide stress cracking resistance | Tomohiko Omura, Yuji Arai, Kaori Kawano, Akihiro Sakamoto, Kazuo Okamura +1 more | 2018-03-06 |
| 9895867 | Laminated molded body | Kazumasa Kawabe, Hideki SASAYAMA | 2018-02-20 |