Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D362590 | Coffee filter separator | Roger L. Larson | 1995-09-26 |
| D362022 | Document holder | — | 1995-09-05 |
| D325929 | Combined bookmark and penholder | Roger L. Larson, Walter I. Bieger | 1992-05-05 |
| 5016559 | Bookmark having integral pencil holder | Roger L. Larson, Walter I. Bieger | 1991-05-21 |