Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4964953 | Amphoteric starches and process for their preparation | Daniel B. Solarek, Teresa A. Dirscherl, Wadym Jarowenko | 1990-10-23 |
| 4876336 | Amphoteric starches and process for their preparation | Daniel B. Solarek, Teresa A. Dirscherl, Wadym Jarowenko | 1989-10-24 |
| 4872951 | Starch blends useful as external paper sizes | Walter Maliczyszyn | 1989-10-10 |
| 4243480 | Process for the production of paper containing starch fibers and the paper produced thereby | Donald S. Greif, Albert N. Barna, Douglas S. Thornton | 1981-01-06 |