Issued Patents All Time
Showing 1–25 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11374478 | Stepping motor | Nobuyuki Sueyoshi | 2022-06-28 |
| 11283339 | Stepping motor | Nobuyuki Sueyoshi | 2022-03-22 |
| 8822567 | Method of producing soil cement slurry | Takao Kono, Toshio Yonezawa, Eiji Sato, Tomonori Yoshida, Shinji Tamaki | 2014-09-02 |
| 7601770 | Multi-functional admixtures for concrete | Kazumasa Inoue, Toshio Yonezawa, Kenrou Mitsui, Masarou Kojima, Junji Inagaki +2 more | 2009-10-13 |
| 7265168 | High-strength hydraulic cement compositions | Kenrou Mitsui, Masarou Kojima, Keishirou Okamoto, Toshio Yonezawa, Masahiro Iida +2 more | 2007-09-04 |
| 7265191 | Multi-functional admixtures for hydraulic cement compositions | Kazuhide Saitou, Shinji Tamaki, Masahiro Iida | 2007-09-04 |
| 7259197 | Ultra high-strength hydraulic cement compositions | Kenrou Mitsui, Masarou Kojima, Keishirou Okamoto, Toshio Yonezawa, Masahiro Iida +2 more | 2007-08-21 |
| 7211762 | Wire electric discharge machine and wire electric discharge machining method | Keiichiro Miyajima | 2007-05-01 |
| 6936673 | Anti-bonding methods for blast furnace slag or its grading adjusted slag | Hiroyuki Mitsufuji, Chiaki Yoshizawa, Takashi Wada, Atsushi Yamaguchi, Tomoo Takahashi +1 more | 2005-08-30 |
| 6894121 | Cement dispersants comprising graft copolymers | Shinji Tamaki | 2005-05-17 |
| 6881818 | Method of producing allyletherester monomers for production of cement dispersants | Shinji Tamaki | 2005-04-19 |
| 6852159 | Gypsum slurry compositions | Masahiro Iida, Shinji Tamaki | 2005-02-08 |
| 6642320 | Multi-functional cement dispersants and hydraulic cement compositions | Hiroshi Nakanishi, Masaki Ishimori, Minoru Yaguchi, Takumi Sugamata, Tomomi Sugiyama +1 more | 2003-11-04 |
| 6627703 | Air content stabilizing agents for hydraulic cement compositions and hydraulic cement compositions containing same | Shinji Tamaki | 2003-09-30 |
| 6454849 | Hydraulic cement compositions and additives therefor | Eiji Iiba, Toyozi Miura | 2002-09-24 |
| 6444780 | Method of producing polyetherester monomer and cement dispersants | Kazuhisa Okada | 2002-09-03 |
| 6433114 | Method of producing polyetherester monomer and cement dispersants | Tetsuaki Sugita | 2002-08-13 |
| 6228962 | Methods of using cement dispersants for producing concrete | Kazuhisa Okada | 2001-05-08 |
| 6176921 | Cement dispersants and method of producing concrete by using same | Kazuhisa Okada, Masahiro Iida | 2001-01-23 |
| 6140440 | Cement dispersants | Kazuhisa Okada | 2000-10-31 |
| 5919881 | Agents for and method of reducing the fluidity drop of hydraulic cement compositions and method of producing such agents | Yoshimasa Miura, Takeshi Arashima, Tomoo Takahashi, Kazuhide Saito | 1999-07-06 |
| 5584927 | Hydraulic substance with water stable particle coating | Toshio Yonezawa, Kenrou Mitsui, Kunio Yanagibashi, Yousaku Ikeo, Tooru Okuno +3 more | 1996-12-17 |
| 5466289 | Ultra high-strength hydraulic cement compositions | Toshio Yonezawa, Kenrou Mitsui, Makoto Nakazima, Toshihide Shimono, Tsuneo Yamamoto | 1995-11-14 |
| 5362829 | Cement dispersion agents | Yoshimasa Miura, Takeshi Arashima | 1994-11-08 |
| 5317606 | Automation system for nuclear power plants | Takaharu Fukuzaki, Kanji Kato, Akira Nishimura, Yuichi Higashikawa, Yoshiyuki Miyamoto +4 more | 1994-05-31 |