Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6706125 | Linear shape steel excellent in joint fatigue characteristics and production method therefor | Tatsumi Kimura, Yasushi Morikage, Keniti Amano, Keizou Taoka, Hironori Miura +2 more | 2004-03-16 |
| 5882447 | Heavy-wall structural steel and method | Tatsumi Kimura, Kiyoshi Uchida, Fumimaru Kawabata, Keniti Amano | 1999-03-16 |
| 5743972 | Heavy-wall structural steel and method | Tatsumi Kimura, Kiyoshi Uchida, Fumimaru Kawabata, Keniti Amano | 1998-04-28 |
| 5253039 | Process and apparatus for measuring sizes of steel sections | Yoji Fujimoto, Yoshimi Fukutaka, Kazushi Baba, Eiji NAKASHIMA, Atsushi Hatanaka +3 more | 1993-10-12 |