Issued Patents 2018
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10131962 | Seamless steel pipe and method for producing same | Kenji Kobayashi, Hiroyuki Nagayama | 2018-11-20 |
| 10094008 | Seamless steel pipe for line pipe used in sour environments | Keiichi Kondo, Kenji Kobayashi | 2018-10-09 |
| 10036078 | Low alloy oil well steel pipe and method for manufacturing same | Tomohiko Omura, Keiichi Kondo | 2018-07-31 |
| 10001735 | Fixing device and image forming apparatus | Takahiro Imada, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Naoki Iwaya +9 more | 2018-06-19 |
| 9989904 | Fixing device and image forming apparatus for preventing separation of a fixing rotator and a holder | Hajime Gotoh, Takuya Seshita, Takahiro Imada | 2018-06-05 |
| 9983526 | Fixing device and image forming apparatus including same | Takeshi Uchitani, Masahiko Satoh, Kenji Ishii, Tadashi Ogawa, Teppei Kawata +19 more | 2018-05-29 |
| 9909198 | Method for producing a low alloy steel for oil country tubular goods having excellent sulfide stress cracking resistance | Tomohiko Omura, Kaori Kawano, Akihiro Sakamoto, Kazuo Okamura, Kenji Yamamoto +1 more | 2018-03-06 |