Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5083658 | Belt conveyor | Torsten Loodberg, Kent Kristensson | 1992-01-28 |
| 4915213 | Arrangement in a belt conveyor | Jan A. T. Loodberg, Arne E. Wall | 1990-04-10 |
| 4905920 | Milling device | Jan A. T. Loodberg, Arne E. Wall | 1990-03-06 |
| 4803932 | Burner for a suspension of fine-grained coal in liquid | Arne E. Wall, Jan A. T. Loodberg | 1989-02-14 |
| D297722 | Collapsible wheel chair | Jan A. T. Loodberg | 1988-09-20 |
| 4693490 | Collapsible wheel-chair | Jan A. T. Loodberg | 1987-09-15 |
| 4603774 | Vertical conveyor for bulk goods | Arne E. Wall | 1986-08-05 |
| 4561596 | Apparatus for spreading granular material | Arne E. Wall, Kent Kristensson | 1985-12-31 |
| 4467910 | Vertical conveyor for bulk goods | Arne E. Wall | 1984-08-28 |
| 4217109 | Composition comprising a pulverized purified substance, water and a dispersing agent, and a method for preparing the composition | Arne E. Wall, Jan A. T. Loodberg | 1980-08-12 |
| 4194615 | Apparatus for unloading loose particulate solid material | Karl Gunnar Tell, Arne E. Wall | 1980-03-25 |