Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843130 | Antibacterial polymer | Yoshio Yabuhara | 1989-06-27 |
| 4826924 | Antibacterial polymer | Yoshio Yabuhara | 1989-05-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843130 | Antibacterial polymer | Yoshio Yabuhara | 1989-06-27 |
| 4826924 | Antibacterial polymer | Yoshio Yabuhara | 1989-05-02 |