Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D682926 | Powder container | Makoto Kawaguchi, Takeroh Kurenuma | 2013-05-21 |
| 8263688 | Dispersion-retaining agent for hydraulic composition | Kenichiro Yabe, Keiichiro Sagawa, Masaaki Shimoda, Yoshiaki Tanisho, Yoshinao Kono +1 more | 2012-09-11 |
| 8143332 | Dispersant for hydraulic composition | Masaaki Shimoda, Toshimasa Hamai | 2012-03-27 |
| 7964682 | Method for producing phosphoric acid ester-based polymer | Masaaki Shimoda, Yoshinao Kono, Toshimasa Hamai, Yoshikazu Morii, Yoshihito Naka +1 more | 2011-06-21 |
| 7470733 | Additive for hydraulic compositions | Kyoichi Shirota, Masaaki Shimoda, Yoshiaki Tanisho, Yoshikazu Morii, Masayoshi Ehara +1 more | 2008-12-30 |
| 6239241 | Concrete admixture | Fuzio Yamato, Haruyuki Sato, Takahiro Sato, Kyoichi Shirota | 2001-05-29 |