Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8146794 | Boom and arm member of construction machine excellent in weld zone fatigue strength and method of improvement of its fatigue strength | Tetsuro Nose | 2012-04-03 |
| 7914629 | High strength thick steel plate superior in crack arrestability | Masanori Minagawa, Kouji Ishida, Akira Ito | 2011-03-29 |
| 7857918 | Method of production of steel product with nanocrystallized surface layer | Tadashi Ishikawa, Tetsuro Nose, Tomonori Tominaga, Yakichi Higo, Kazuki Takashima | 2010-12-28 |
| 7754033 | Method of improvement of toughness of heat affected zone at welded joint of steel plate | Tadashi Ishikawa, Tetsuro Nose | 2010-07-13 |
| 7695825 | Circularly welded joint featuring excellent fatigue strength, method of producing circularly welded joint and welded structure | Tadashi Ishikawa | 2010-04-13 |