Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D304515 | Shoe upper | Patricia D. Quan, Robert Y. Greenberg | 1989-11-14 |
| D301081 | Shoe upper | Patricia D. Quan, Robert Y. Greenberg | 1989-05-16 |
| 4811500 | Article of footware having an adjustable instep supporting insert | — | 1989-03-14 |