Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10227682 | High-strength low-alloy steel excellent in high-pressure hydrogen environment embrittlement resistance characteristics and method for producing the same | Yoru Wada, Ryoji Ishigaki, Yasuhiko Tanaka | 2019-03-12 |
| 9604432 | Coating structure material | Eiji Maeda, Shinji Tanaka, Tatsuya Takahashi | 2017-03-28 |
| 8974612 | High-strength low-alloy steel excellent in high-pressure hydrogen environment embrittlement resistance characteristics and method for producing the same | Yoru Wada, Ryoji Ishigaki, Yasuhiko Tanaka | 2015-03-10 |