Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7829202 | Large-heat-input butt welded joints having excellent brittle fracture resistance | Tadashi Ishikawa, Takehiro Inoue, Hiroshi Shimanuki, Jun Otani, Masanori Minagawa +1 more | 2010-11-09 |
| 7748596 | Welded structure having excellent resistance to brittle crack propagation and welding method therefor | Tadashi Ishikawa, Takehiro Inoue, Hiroshi Shimanuki | 2010-07-06 |