Issued Patents All Time
Showing 51–62 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4604170 | Multi-layered diaphragm for electrolysis | Haruhisa Miyake, Yoshio Sugaya, Hirofumi Horie | 1986-08-05 |
| 4561946 | Electrolytic cell for the electrolysis of an alkali metal chloride and process of using said cell | Yasuo Sajima, Hiroaki Ito, Kiyotaka Arai | 1985-12-31 |
| 4486277 | Electrolytic cation exchange membrane | Haruhisa Miyake, Hiroshi Mori, Yoshihiko Saito | 1984-12-04 |
| 4389494 | Process for producing a membrane for electrolysis by forming removable thin layer upon electrode | Tomoki Gunjima, Haruhisa Miyake | 1983-06-21 |
| 4367126 | Process for producing alkali metal hydroxide | Kimihiko Sato, Yasuo Sajima, Junjiro Iwamoto, Makoto Nakao, Makoto Noshiro | 1983-01-04 |
| 4327010 | Solution of fluorinated polymer having carboxylic acid salt groups | Kiyotaka Arai | 1982-04-27 |
| 4270996 | Cation exchange membrane of fluorinated polymer for electrolysis and electrolysis using the membrane | Shoziro Goto, Kiyotaka Arai | 1981-06-02 |
| 4261803 | Electrolysis of aqueous solution of potassium chloride | Yoshio Oda | 1981-04-14 |
| 4259226 | Solution of fluorinated polymer having carboxylic acid salt groups in polar hydroxylic solvent | Kiyotaka Arai | 1981-03-31 |
| 4251333 | Electrolysis of aqueous solution of alkali metal chloride | Kiyotaka Arai | 1981-02-17 |
| 4212713 | Electrolysis of aqueous solution of alkali metal chloride | Kiyotaka Arai | 1980-07-15 |
| 4202743 | Electrolysis of aqueous solution of sodium chloride | Yoshio Oda, Shoziro Goto, Takashi Hukushima, Koji Miura, Toshikatsu Hamano | 1980-05-13 |