Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4786481 | Method for eluting a metal adsorbed on a chelating agent | Masaaki Matsuda, Masahiro Aoi | 1988-11-22 |
| 4605706 | Process for producing a chelate resin | Masaaki Matsuda, Kenji Ochi, Masahiro Aoi | 1986-08-12 |
| 4565673 | Process for eluting indium from a chelate resin containing adsorbed indium | Masaaki Matsuda, Masahiro Aoi, Kunitake Chino | 1986-01-21 |
| 4564659 | Chelate resin and process for producing the same | Masaaki Matsuda, Kenji Ochi, Masahiro Aoi | 1986-01-14 |
| 4468374 | Method for recovery of gallium | Masaaki Matsuda, Hiroshi Yoshitake, Yoshikazu Hirose | 1984-08-28 |
| 4442231 | Aminophosphonic acid chelate resin | Masaaki Matsuda, Masaru Kamoda | 1984-04-10 |
| 4277566 | Chelate resin prepared by aftertreatment of aminated resin with polyfunctional compound and amine | Masaaki Matsuda, Masaru Kamoda | 1981-07-07 |