Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5134421 | Structures exhibiting improved transmission of ultrahigh frequency electromagnetic radiation and structural materials which allow their construction | Hermann Sitt, Hong-Son Ryang, Theodore F. Biermann | 1992-07-28 |
| 5120823 | Toughened thermosetting structural materials | — | 1992-06-09 |
| 5037689 | Toughened thermosetting structural materials | — | 1991-08-06 |
| 5023310 | Propenylphenoxy-terminated oligomeric tougheners and their use in bismaleimide resin compositions | — | 1991-06-11 |
| 4956393 | Structures exhibiting improved transmission of ultrahigh frequency electromagnetic radiation and structural materials which allow their construction | Hermann Sitt, Hong-Son Ryang, Theodore F. Biermann | 1990-09-11 |
| 4923928 | Thermosetting bismaleimide resin composition containing an adduct of a propenylphenol and an epoxy compound | Hong-Son Ryang | 1990-05-08 |
| 4908088 | Extreme damage tolerant graphite composites and method of making same | William T. Mead, Theodore F. Biermann | 1990-03-13 |
| 4902778 | Propenylphenoxy-terminated oligomeric tougheners and their use in toughening thermosetting bismaleimide resin compositions | — | 1990-02-20 |
| 4835232 | Heat-curable molding compositions | Gunnar Schornick, Philipp Eisenbarth, Rudolf Schuhmacher | 1989-05-30 |
| 4721639 | Bis-maleimide resin systems and structural composites prepared therefrom | David A. Shimp | 1988-01-26 |
| 4644039 | Bis-maleimide resin systems and structural composites prepared therefrom | David A. Shimp | 1987-02-17 |