Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876303 | Mineral-oil-free encapsulant composition | John T. Chapin | 1989-10-24 |
| 4849579 | Articles comprising a mineral-oil-free encapsulant | John T. Chapin | 1989-07-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876303 | Mineral-oil-free encapsulant composition | John T. Chapin | 1989-10-24 |
| 4849579 | Articles comprising a mineral-oil-free encapsulant | John T. Chapin | 1989-07-18 |