Inventor · disambiguated record
Helmut Federmann
Also filed as: FEDERMANN HELMUT
10 granted patents·294 citations·filing 1980–1997
91Inventor score
Top patents by PatentIndex Score
10 records- 0194US4421497AFiber-reinforced drive shaftFELTEN & GUILLEAUME ENERGIE·Filed 1980·Granted Dec 20, 1983·69 cites·10 claims
- 0293US4380443AFiber-reinforced drive shaftFELTEN & GUILLEAUME CARLSWERK·Filed 1981·Granted Apr 19, 1983·60 cites·17 claims
- 0380US5802784AWindow apparatus for providing and directing glare-free sunlight to a roomFiled 1997·Granted Sep 8, 1998·54 cites·28 claims
- 0480US4358284AFiber-reinforced driveshaftFELTEN & GUILLEAUME CARLSWERK·Filed 1980·Granted Nov 9, 1982·43 cites·17 claims
- 0573US4634217AHigh tensile wire provided with light guide sensorFELTEN & GUILLEAUME ENERGIE·Filed 1984·Granted Jan 6, 1987·23 cites·5 claims
- 0660US4900920ADevice for and method of measuring minute elongations by means of light wave conductor sensorsFELTEN & GUILLEAUME ENERGIE·Filed 1987·Granted Feb 13, 1990·20 cites·9 claims
- 0746US4840480ALight conduit arrangement for monitoring a physical condition of a structural partPHILIPS KOMMUNIKATIONS IND A·Filed 1982·Granted Jun 20, 1989·13 cites·4 claims
- 0835US4840452ALight wave conductor-sensor for tensionFELTEN & GUILLEAUME ENERGIE·Filed 1985·Granted Jun 20, 1989·7 cites·23 claims
- 0930US4900922AArrangement of a light wave conductor-phase sensor for the measurement of minute elongationsFELTEN & GUILLEAUME ENERGIE·Filed 1989·Granted Feb 13, 1990·3 cites·7 claims
- 1028US4943714AMethod of continuous measurement of damping in an elongated light wave conductor-sensor having only one accessible endFELTEN & GUILLEAUME ENERGIE·Filed 1989·Granted Jul 24, 1990·2 cites·1 claims
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