Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5888288 | Forming solutions of cellulose in aqueous teritary amine oxide | Michael C. Quigley, Roger James Rees Armistead, Rainer Naef, Andrew Ronchetti, Katharine Anne Ronchetti | 1999-03-30 |
| 5155893 | Coupling device for use as a clasp or the like | — | 1992-10-20 |