Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9856735 | Method of manufacturing steam turbine rotor and steam turbine rotor | Masayuki Yamada, Takao Inukai, Kiyoshi Imai, Shigekazu Miyashita, Kuniyoshi Nemoto | 2018-01-02 |
| 9702030 | Precipitation hardening type martensitic stainless steel, rotor blade of steam turbine and steam turbine | Haruki Ohnishi, Masayuki Yamada, Yoriharu Murata, Kenichi Imai | 2017-07-11 |
| 9284633 | Heat resistant cast steel, manufacturing method thereof, cast parts of steam turbine, and manufacturing method of cast parts of steam turbine | Masayuki Yamada, Haruki Ohnishi, Kenichi Okuno, Kenichi Imai, Shinji Tanaka +1 more | 2016-03-15 |
| 9034121 | Low alloy steel for geothermal power generation turbine rotor, and low alloy material for geothermal power generation turbine rotor and method for manufacturing the same | Satoru Ohsaki, Kazuhiro Miki, Tsukasa Azuma, Koji Kajikawa, Shigeru Suzuki +10 more | 2015-05-19 |
| 8999078 | Forging heat resistant steel, manufacturing method thereof, forged parts and manufacturing method thereof | Masayuki Yamada, Haruki Ohnishi, Kenichi Okuno, Kenichi Imai, Kazuhiro Miki +2 more | 2015-04-07 |
| 8828313 | Ni-base alloy for turbine rotor of steam turbine and turbine rotor of steam turbine | Kuniyoshi Nemoto, Kiyoshi Imai, Yomei Yoshioka, Masayuki Yamada, Shigekazu Miyashita +4 more | 2014-09-09 |