Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698654 | Process for preparing hydrogen siloxane copolymers | Susan A. Nye, Brenda S. Wutzer | 1997-12-16 |
| 5618627 | Water-repellent wallboard | James H. Merrifield | 1997-04-08 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698654 | Process for preparing hydrogen siloxane copolymers | Susan A. Nye, Brenda S. Wutzer | 1997-12-16 |
| 5618627 | Water-repellent wallboard | James H. Merrifield | 1997-04-08 |