Inventor
Olle L. Siwersson
Inventor
Helsingborg, SE
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B65Gprimary
B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors33%
A01CPlanting6%
A61GTransport, personal conveyances, or accommodation specially adapted for patients or disabled persons6%
B02CCrushing, pulverising, or disintegrating in general6%
B03CMagnetic or electrostatic separation of solid materials from solid materials or fluids6%
B03DFlotation6%
B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding6%
C10LFuels not otherwise provided for6%
E01CConstruction of, or surfaces for, roads, sports grounds, or the like6%
F23CMethods or apparatus for combustion using fluid fuel or solid fuel suspended in a carrier gas or air6%
PatentTitleYear
5,083,658'Belt conveyor'19924,915,213'Arrangement in a belt conveyor'19904,905,920'Milling device'19904,803,932'Burner for a suspension of fine-grained coal in liquid'1989D0297722'Collapsible wheel chair'19884,693,490'Collapsible wheel-chair'19874,603,774'Vertical conveyor for bulk goods'19864,561,596'Apparatus for spreading granular material'19854,467,910'Vertical conveyor for bulk goods'19844,217,109'Composition comprising a pulverized purified substance, water and a dispersing agent, and a method for preparing the composition'19804,194,615'Apparatus for unloading loose particulate solid material'19804,167,882'Adjustable wrench'19794,095,015'Galvanic processes and anodes for carrying the processes into effect'19784,029,485'Gas cleaners'19773,990,567'Ship unloading apparatus'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1990Patents assigned to SCANIAINVENTOR AB (10)· patent assignee history
1976–1992Based in Helsingborg, SE· patent location history
1977Patents assigned to S T MILJOTEKNIK AB (1)· patent assignee history
1978Patents assigned to POWERCELL AB S T (1)· patent assignee history
1988Patents assigned to AB SCANIAINVENTOR (1)· patent assignee history
1990Based in Hensingborg, SE· patent location history
1992Patents assigned to SCANIAIINVENTOR CONVEYOR SICON (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SCANIAINVENTOR AB | 10 | 1976–1990 |
| AB SCANIAINVENTOR | 1 | 1988 |
| POWERCELL AB S T | 1 | 1978 |
| S T MILJOTEKNIK AB | 1 | 1977 |
| SCANIAIINVENTOR CONVEYOR SICON | 1 | 1992 |
Locations
| Location | Patents | Span |
|---|---|---|
| Helsingborg, SE | 14 | 1976–1992 |
| Hensingborg, SE | 1 | 1990 |