Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11879172 | Method for producing chemically treated alloy material, and chemical treatment solution regeneration apparatus used in method for producing chemically treated alloy material | Takamitsu Takagi, Makoto Miyajima, Keishi Matsumoto, Sayuri Iwata | 2024-01-23 |
| 11859748 | Joint connection method for long pipe, and method for producing coiled tubing with joints | Hiroyuki Kaitani | 2024-01-02 |