Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8501873 | Water absorbent material, method for production of surface cross-linked water absorbent resin, and method for evaluation of water absorbent material | Masazumi Sasabe, Kenji Kadonaga, Shigeru Sakamoto, Motohiro Imura, Hiroko Ueda +1 more | 2013-08-06 |
| 6624329 | PURIFYING PROCESS OF TETRAKIS (FLUOROARYL) BORATE·MAGNESIUM HALIDE, TETRAKIS (FLUOROARYL) BORATE·ETHER COMPLEX AND PRODUCING PROCESS OF THE SAME, AND PRODUCING PROCESS OF TETRAKIS (FLUOROARYL) BORATE DERIVATIVE | Hitoshi Mitsui, Ikuyo Ikeno, Naoko Yamamoto | 2003-09-23 |
| 6410810 | Handling method of (fluoroaryl) borane compound and preparing method of hydrocarbon solution | Hitoshi Mitsui, Ikuyo Ikeno, Naoko Hirano | 2002-06-25 |
| 6380435 | PURIFYING PROCESS OF TETRAKIS(FLUOROARYL)BORATE.MAGNESIUM HALIDE, TETRAKIS(FLUOROARYL)BORATE·ETHER COMPLEX AND PRODUCING PROCESS OF THE SAME, AND PRODUCING PROCESS OF TETRAKIS(FLUOROARYL)BORATE DERIVATIVE | Hitoshi Mitsui, Ikuyo Ikeno, Naoko Yamamoto | 2002-04-30 |
| 6215025 | Method for purifying tetrakis (fluoroaryl) borate/magnesium halide, tetrakis (fluoroaryl) borate/ether complex and process for preparing the same, and process for preparing tetrakis (fluoroaryl) borate derivative | Hitoshi Mitsui, Ikuyo Ikeno, Naoko Yamamoto | 2001-04-10 |
| 6187958 | Amino group-containing thiols and method for production thereof | Takashi Tomita, Daniel Bernard | 2001-02-13 |
| 6118026 | Stabilizer for (fluoroaryl)borane compound and methods of stabilizing and crystallizing (fluoroaryl)borane compound | Hitoshi Mitsui, Ikuyo Ikeno, Naoko Yamamoto | 2000-09-12 |
| 6057480 | Process for preparing fluoroaryl magnesium derivative and process for preparing (fluoroaryl) borane compound | Ikuyo Katsumi, Naoko Yamamoto, Hitoshi Mitsui | 2000-05-02 |
| 4916233 | Method for production of 4-methyl-5-(2-aminoethyl)-thiomethyl)-imidazole | Koichi Yamamoto, Masao Kitano, Yutaka Morimoto | 1990-04-10 |
| 4853486 | Method for production of dithiodialdehyde | Masao Kitano, Kouichi Kojima, Yutaka Morimoto | 1989-08-01 |
| 4785122 | Method for production of amine compound | Yutaka Morimoto | 1988-11-15 |