Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886697 | Thermoplastic material containing absorbent pad or other article | Lee E. Perdelwitz, Jr, Robert H. Young, Ron H. Iff, Kathleen S. Allison, Raimo K. Rahkonen +1 more | 1989-12-12 |
| 4885200 | Infant car seat liner | Lee E. Perdelwitz, Jr. | 1989-12-05 |