Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4500652 | Process for producing cation exchange resins without swelling during sulphonation process | Yoshiharu Misaka, Takeshi Teraue | 1985-02-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4500652 | Process for producing cation exchange resins without swelling during sulphonation process | Yoshiharu Misaka, Takeshi Teraue | 1985-02-19 |