Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4683040 | Process for electrolysis of sodium chloride | — | 1987-07-28 |
| 4683041 | Process for electrolysis of sodium chloride | — | 1987-07-28 |
| 4643818 | Multi-cell electrolyzer | Reiji Takemura, Hideharu Miyamori | 1987-02-17 |
| 4357218 | Cation exchange membrane and use thereof in the electrolysis of sodium chloride | — | 1982-11-02 |
| 4285811 | Purification of formaldehyde by separation | Tetsuya Miyake, Kunihiko Takeda, Naoki Miyata, Tatsushi Saeki | 1981-08-25 |
| 4276130 | Process for the production of high purity aqueous alkali hydroxide solution | Shinsaku Ogawa, Reiji Takemura | 1981-06-30 |
| 4230882 | Process for the production of a high purity terephthalic acid | Tetsuya Miyake, Hiroshi Takeuchi, Masatoshi Tanouchi | 1980-10-28 |
| 4209367 | Electrolysis of aqueous alkali metal halide solution | Yasumichi Yamakoshi, Hirotsugu Miyauchi, Kyoji Kimoto, Toshioki Hane, Mitsunobu Fukumoto +2 more | 1980-06-24 |
| 4209369 | Process for electrolysis of sodium chloride by use of cation exchange membrane | Shinsaku Ogawa, Reiji Takemura | 1980-06-24 |