Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7964655 | Liquid composition | Shuichi Kataoka, Kiyohiko Takemoto, Minoru Takeuchi | 2011-06-21 |
| 7547747 | Modified polyallylamine and process for producing the same | Minoru Takeuchi, Shuichi Kataoka, Kiyohiko Takemoto | 2009-06-16 |
| 6787587 | Process for the production of low-molecular-weight allylamine polymer or addition salt thereof | Tadashi Kato, Tadao Endo, Minoru Takeuchi, Yasuhiro Fujita, Ikuo Hayashi | 2004-09-07 |