Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7104017 | Box girder structure for bridge provided with outer cable and method of building the box girder | Tsutomu Kadotani, Norio Terada, Yoshitaka Nishida, Takashi Takagaki | 2006-09-12 |
| 6806427 | Transparent protective tube for external cable | Tsutomu Kadotani, Shoji Shirahama, Tetsuya Inagake, Seishi Suzuki | 2004-10-19 |
| 6655104 | PC steel stranded wire connection structure and construction method thereof | Tsutomu Kadotani, Yasuo Inokuma, Norio Terada, Hideaki Sakai, Jun Yamazaki +1 more | 2003-12-02 |
| 5254190 | Tendons for prestressed concrete structures and method of using such tendons | Makoto Kurauchi, Kiyoshi Hayasaki, Mutsuhiko Ohnishi | 1993-10-19 |
| 5149385 | Tendons for prestressed concrete structures and method of using such tendons | Makoto Kurauchi, Kiyoshi Hayasaki, Mutsuhiko Ohnishi | 1992-09-22 |
| 4929650 | Coating material for tendon for prestressed concrete | Makoto Kurauchi, Michio Hashimoto, Kiyoshi Hayasaki, Mutsuhiko Ohnishi, Yohei Suzuki | 1990-05-29 |
| 4906648 | Industrial antifungal composition | Kosaku Matsumoto, Hiroshi Nanto | 1990-03-06 |