Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5026581 | Invisible mullion assembly | John R. Shea, Jr. | 1991-06-25 |
| 4464874 | Window unit | John R. Shea, Jr., Robert C. Hordis | 1984-08-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5026581 | Invisible mullion assembly | John R. Shea, Jr. | 1991-06-25 |
| 4464874 | Window unit | John R. Shea, Jr., Robert C. Hordis | 1984-08-14 |