Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1006396 | Rosary | — | 2023-11-28 |
| 11142395 | Sanitary containers | Raymond Thomas Butler, Paul Francis Zwaan, Michael Freeman | 2021-10-12 |
| D814655 | Storage cassette | Paul Francis Zwaan, Michael Freeman, Raymond Thomas Butler | 2018-04-03 |
| D796688 | Storage cassette | Paul Francis Zwaan, Michael Freeman, Raymond Thomas Butler | 2017-09-05 |
| D712612 | Sanitary container | Raymond Thomas Butler, Paul Francis Zwaan, Michael Freeman | 2014-09-02 |
| D711060 | Sanitary container | Raymond Thomas Butler, Paul Francis Zwaan, Michael Freeman | 2014-08-12 |
| 7798358 | Waste disposal receptacle | Raymond Thomas Butler, Paul Francis Zwaan, Michael Freeman | 2010-09-21 |