Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12318866 | Laser welding method for repair, and laser welding repair device | Naoyuki Matsumoto, Daiki OKITA | 2025-06-03 |
| 12280447 | Crack repair method for existing steel structure | Daiki OKITA, Naoyuki Matsumoto | 2025-04-22 |
| 12194565 | Crack repair method | Naoyuki Matsumoto, Shota Nakanishi, Daiki OKITA, Junko YAMADA | 2025-01-14 |
| 12109658 | MIG welding method and MIG welding device | Kengo Hyoma, Yoshihiro Tanabe, Yutaka Kodama | 2024-10-08 |
| 11987034 | Metal-resin joining method | Naoyuki Matsumoto, Daiki OKITA, Kenshiro Kimura, Hiroto Yamaoka | 2024-05-21 |
| 11958138 | Joint method | Eriko Hato, Shoichi Nonomura, Naoyuki Matsumoto, Tetsurou Yamazaki, Tomohiro Sugino | 2024-04-16 |
| 9623508 | Welding method | Seiji Okada, Kazuya Ueda, Akihiro Yamanouchi | 2017-04-18 |
| 8759712 | Method of manufacturing a stiffened plate by hybrid laser arc welding | Shiro Saito, Junko Kambayashi, Hiroto Yamaoka, Tomohiro Sugino, Isao Kawaguchi | 2014-06-24 |
| 7921495 | Corner joint structure for bridge pier and method of producing the same | Hiroto Yamaoka, Isao Kawaguchi, Yasumasa Nakanishi | 2011-04-12 |