Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4814364 | Inorganic porous substance containing resin composition | Haruhiko Yoshizaki | 1989-03-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4814364 | Inorganic porous substance containing resin composition | Haruhiko Yoshizaki | 1989-03-21 |