Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820270 | Balloon catheter and process for the manufacture thereof | David S. Hardcastle, John C. Higginson | 1989-04-11 |
| D299771 | Pet bowl | — | 1989-02-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820270 | Balloon catheter and process for the manufacture thereof | David S. Hardcastle, John C. Higginson | 1989-04-11 |
| D299771 | Pet bowl | — | 1989-02-07 |