Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821334 | Process for producing sulfonated solid particles | Yoshiyuki Zama, Hisao Okamoto, Atsushi Nogami, Naoyuki Sakai, Hideyuki Koiso | 2004-11-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821334 | Process for producing sulfonated solid particles | Yoshiyuki Zama, Hisao Okamoto, Atsushi Nogami, Naoyuki Sakai, Hideyuki Koiso | 2004-11-23 |