Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6722088 | Elevated bridge infrastructure and design method for designing the same | Hajime Ouchi, Motoyuki Okano, Nobuyuki Mastsumoto, Michiaki Oyado | 2004-04-20 |
| 6698053 | Method for seismically reinforcing a reinforced concrete frame | Hajime Ouchi, Motoyuki Okano, Nobuyuki Mastsumoto, Masamichi Sogabe, Hiroyuki Arita | 2004-03-02 |
| 6543077 | Elevated bridge infrastructure and design method for designing the same | Hajime Ouchi, Motoyuki Okano, Nobuyuki Mastsumoto, Michiaki Oyado | 2003-04-08 |
| 6425157 | Elevated bridge infrastructure design method | Hajime Ouchi, Motoyuki Okano, Nobuyuki Mastsumoto, Masamichi Sogabe, Hiroyuki Arita +1 more | 2002-07-30 |
| 5887788 | Steel pipe connector of ladder-type sleeper for railway track | Hiromi Inoue, Yoshitaka Soga, Saburo Inoue | 1999-03-30 |
| 5582346 | Ladder-type sleepers and railway tracks | Nobuyuki Matsumoto, Hiromi Inoue | 1996-12-10 |
| 5218800 | Method of installing side-wall beam for guideway for magnetic levitation vehicle | Seiichi Tottori, Nobuyuki Matsumoto, Tadatomo Watanabe, Ikuo Shimoda, Shuichi Nagata | 1993-06-15 |