Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11946149 | Method for operating apparatus for producing alkali hydroxide | Tsutomu Ohnishi, Tatsurou YAMASHITA, Takuya Shimura, Mikihito Sugiyama, Yukinori Iguchi | 2024-04-02 |
| 8197649 | Ion exchange membrane electrolytic cell | Koji Saiki, Kiyohito Asaumi, Mitsuharu Hamamori | 2012-06-12 |
| 7892298 | Method for producing high purity caustic potash | Sei Imayoshi, Mitsuharu Hamamori | 2011-02-22 |
| 7569083 | Gas diffusion electrode assembly, bonding method for gas diffusion electrodes, and electrolyzer comprising gas diffusion electrodes | Shinji Katayama, Kiyohito Asaumi, Hiroaki Aikawa, Mitsuharu Hamamori, Tatsuhito Kimura +4 more | 2009-08-04 |
| 7404878 | Gas diffusion electrode assembly, bonding method for gas diffusion electrodes, and electrolyzer comprising gas diffusion electrodes | Shinji Katayama, Kiyohito Asaumi, Hiroaki Aikawa, Mitsuharu Hamamori, Tatsuhito Kimura +4 more | 2008-07-29 |