Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6388104 | 4-methylene-1,3-dioxolanes having functional groups | Helmut Hartl, Gerwald Grahe | 2002-05-14 |
| 6350849 | Polyesters which contain maleate groups | Gerwald Grahe, Shinichi Nonaka | 2002-02-26 |