Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7601770 | Multi-functional admixtures for concrete | Kazumasa Inoue, Toshio Yonezawa, Masarou Kojima, Mitsuo Kinoshita, Junji Inagaki +2 more | 2009-10-13 |
| 7265168 | High-strength hydraulic cement compositions | Masarou Kojima, Keishirou Okamoto, Toshio Yonezawa, Mitsuo Kinoshita, Masahiro Iida +2 more | 2007-09-04 |
| 7259197 | Ultra high-strength hydraulic cement compositions | Masarou Kojima, Keishirou Okamoto, Toshio Yonezawa, Mitsuo Kinoshita, Masahiro Iida +2 more | 2007-08-21 |
| 5584927 | Hydraulic substance with water stable particle coating | Toshio Yonezawa, Kunio Yanagibashi, Yousaku Ikeo, Tooru Okuno, Etsurou Asakura +3 more | 1996-12-17 |
| 5466289 | Ultra high-strength hydraulic cement compositions | Toshio Yonezawa, Makoto Nakazima, Mitsuo Kinoshita, Toshihide Shimono, Tsuneo Yamamoto | 1995-11-14 |