Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7361235 | Method for producing dispersed oxide reinforced ferritic steel having coarse grain structure and being excellent in high temperature creep strength | Satoshi Ohtsuka, Takeji Kaito, Masayuki Fujiwara | 2008-04-22 |
| 7273584 | Method of manufacturing oxide dispersion strengthened martensitic steel excellent in high-temperature strength having residual α-grains | Satoshi Ohtsuka, Takeji Kaito, Takeshi Narita, Masayuki Fujiwara | 2007-09-25 |
| 7141209 | Method for producing oxide dispersion strengthened ferritic steel tube | Takeji Kaito, Satoshi Ohtsuka, Toshimi Kobayashi | 2006-11-28 |
| 7037464 | Dispersed oxide reinforced martensitic steel excellent in high temperature strength and method for production thereof | Satoshi Ohtsuka, Takeji Kaito, Takeshi Narita, Masayuki Fujiwara | 2006-05-02 |
| 6250125 | Method for producing iron-base dispersion-strengthened alloy tube | Shunji Mizuta, Tsunemitsu Yoshitake, Shigeki Hagi, Noriaki Hirohata, Katsuhiro Abe +1 more | 2001-06-26 |
| 5753177 | High-Ni austenitic stainless steel having excellent high-temperature strength | Masahiko Morinaga, Yoshinori Murata, Sakae Shikakura, Makoto Harada, Toshio Nishida | 1998-05-19 |