Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D802081 | Bird-repellent device | — | 2017-11-07 |
| D767036 | Support for signs | — | 2016-09-20 |
| D557746 | Sign support | — | 2007-12-18 |
| D415208 | Base element for signs | — | 1999-10-12 |
| D398833 | Holder attachment | — | 1998-09-29 |
| 5709122 | Tool | — | 1998-01-20 |
| 5007985 | Method of reducing the energy consumption at the refining of cellulose containing material | Per Engstrand, Myat Htun, Rune L. Pettersson | 1991-04-16 |