Assignee
A BETONG AB
SE·20 granted patents·318 citations·filing 1976–1984
Top patents by PatentIndex Score
20 records- 0184US4481293AMethod for the production of methaneA BETONG AB·Filed 1982·Granted Nov 6, 1984·50 cites·1 claims
- 0283USD253250SCenter plate for a level crossing between a road and a railroadA BETONG AB·Filed 1978·Granted Oct 23, 1979·18 cites·1 claims
- 0381US4290991AMethod of manufacturing concrete sleeper blocks and a matrix array for carrying out the methodA BETONG AB·Filed 1979·Granted Sep 22, 1981·25 cites·5 claims
- 0477USD253249SSide plate for a level crossing between a road and a railroadA BETONG AB·Filed 1978·Granted Oct 23, 1979·14 cites·1 claims
- 0576US4437017AArrangement for hydroelectric power plantsA BETONG AB·Filed 1982·Granted Mar 13, 1984·29 cites·2 claims
- 0670US4236670AArrangement at a railroad crossingA BETONG AB·Filed 1978·Granted Dec 2, 1980·28 cites·4 claims
- 0769US4178338AMethod of casting thin-walled, hollow concrete postsA BETONG AB·Filed 1978·Granted Dec 11, 1979·18 cites·4 claims
- 0864USD253491SSealing stripe for a level crossing between a road and a railroadA BETONG AB·Filed 1978·Granted Nov 20, 1979·8 cites·1 claims
- 0959US4150475AMethod of manufacturing a reinforcing cage for a concrete post, and a fixture for carrying out the methodA BETONG AB·Filed 1978·Granted Apr 24, 1979·25 cites·12 claims
- 1058US4134244ACladdingA BETONG AB·Filed 1977·Granted Jan 16, 1979·31 cites·5 claims
- 1157US4495127AMethod of manufacturing concrete sleeper blocksA BETONG AB·Filed 1983·Granted Jan 22, 1985·13 cites·3 claims
- 1254US4201711AMethod of manufacturing prestressed construction elements in a long mould bedA BETONG AB·Filed 1978·Granted May 6, 1980·11 cites·7 claims
- 1352US4415120ADevice for sleepers for railway tracksA BETONG AB·Filed 1981·Granted Nov 15, 1983·18 cites·6 claims
- 1441US4522367AMatrix array for manufacturing concrete sleeper blocksA BETONG AB·Filed 1984·Granted Jun 11, 1985·6 cites·3 claims
- 1536US4621787APrestressable passage coreA BETONG AB·Filed 1984·Granted Nov 11, 1986·10 cites·4 claims
- 1633US4471936AMould core for casting concrete elementsA BETONG AB·Filed 1982·Granted Sep 18, 1984·5 cites·2 claims
- 1733USD253230SRailroad crosstie for level crossing between a road and a railroadA BETONG AB·Filed 1978·Granted Oct 23, 1979·1 cites·1 claims
- 1832US4336906AArrangement by crossings between roads and railwaysA BETONG AB·Filed 1979·Granted Jun 29, 1982·6 cites·5 claims
- 1921USD246056SConcrete sleeper blockA BETONG AB·Filed 1976·Granted Oct 11, 1977·0 cites·1 claims
- 2017US4332118AMethod and support for angularly adjusting a building elementA BETONG AB·Filed 1979·Granted Jun 1, 1982·2 cites·10 claims
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