Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637669 | Epoxy resins containing discotic mesogenic moieties | Robert E. Hefner, Jr. | 1997-06-10 |
| 5621071 | Mesogenic novolacs and resins | Mark D. Newsham, Robert E. Hefner, Jr. | 1997-04-15 |
| 5612479 | Polyphenols containing mesogenic moieties as lateral substituents | Robert E. Hefner, Jr. | 1997-03-18 |
| 5602211 | Adducts of epoxy resins and active hydrogen containing compounds containing mesogenic moieties | Robert E. Hefner, Jr. | 1997-02-11 |