Inventor · disambiguated record
Ingo Von Hagen
Also filed as: VON HAGEN INGO
21 granted patents·1 pending application·191 citations·filing 1985–2001
95Inventor score
Top patents by PatentIndex Score
22 records- 0193US5832985AProcess and device for producing a steel strip with the properties of a cold-rolled productMANNESMANN AG·Filed 1995·Granted Nov 10, 1998·39 cites·30 claims
- 0274US5370751AHot rolled and air hardened steel for manufacturing structural tubes and method thereofMANNESMANN AG·Filed 1993·Granted Dec 6, 1994·24 cites·4 claims
- 0365US6491771B1Method of producing round billetsSMS DEMAG AG·Filed 1999·Granted Dec 10, 2002·12 cites·8 claims
- 0465US5122198AMethod of improving the resistance of articles of steel to H-induced stress-corrosion crackingMANNESMANN AG·Filed 1991·Granted Jun 16, 1992·15 cites·13 claims
- 0564US5855238AProcess and device for the continuous production of sheet metal stripsMANNESMANN AG·Filed 1996·Granted Jan 5, 1999·10 cites·25 claims
- 0661US6435218B2Pipe with crack stopper feature, and process of protecting a pipe against propagation of cracksMANNESMANN AG·Filed 2001·Granted Aug 20, 2002·21 cites·34 claims
- 0756US4631095ASteel that is exposed to hydrogen sulfideMANNESMANN AG·Filed 1985·Granted Dec 23, 1986·9 cites·3 claims
- 0847US5256219ASteel reinforcement tubeMANNESMANN AG·Filed 1992·Granted Oct 26, 1993·13 cites·7 claims
- 0943US5019180AMethod of manufacturing of high-strength seamless steel tubesMANNESMANN AG·Filed 1990·Granted May 28, 1991·7 cites·5 claims
- 1042US5850869AInversion casting device with crystallizerMANNESMANN AG·Filed 1995·Granted Dec 22, 1998·4 cites·18 claims
- 1140US5030297AProcess for the manufacture of seamless pressure vessels and its named productMANNESMANN AG·Filed 1989·Granted Jul 9, 1991·6 cites·13 claims
- 1239US5992501AFloor lead-through element for an inversion casting vesselMANNESMANN AG·Filed 1996·Granted Nov 30, 1999·3 cites·4 claims
- 1336US6153028AProcess and device for producing thin metal barsMANNESMANN AG·Filed 1999·Granted Nov 28, 2000·3 cites·9 claims
- 1436US5573605AHigh-temperature steel for boiler makingMANNESMANN AG·Filed 1995·Granted Nov 12, 1996·6 cites·1 claims
- 1535US5722151AProcess for making semi-finished productsMANNESMANN AG·Filed 1994·Granted Mar 3, 1998·5 cites·9 claims
- 1633US5832984AMethod of producing long steel productsMANNESMANN AG·Filed 1996·Granted Nov 10, 1998·2 cites·6 claims
- 1733US5232740AMethod of manufacturing plated hollow blocksMANNESMANNUFER AKTIENGESELLSCH·Filed 1990·Granted Aug 3, 1993·5 cites·12 claims
- 1833US4900376AHardening a cylindrical hollow object preferably made of steelMANNESMANN AG·Filed 1988·Granted Feb 13, 1990·2 cites·5 claims
- 1928US5881441ADevice for making semi-finished productsMANNESMANN AG·Filed 1997·Granted Mar 16, 1999·1 cites·8 claims
- 2025US6095232AProcess and device for producing metallic composite materialsMANNESMANN AG·Filed 1996·Granted Aug 1, 2000·3 cites·7 claims
- 2122US5462615AWeldable high-strength structural steel with 13% chromiumMANNESMANN AG·Filed 1992·Granted Oct 31, 1995·1 cites·12 claims
- 2217US2002011284A1Method for making seamless tubing with a stable elastic limit at high application temperaturesFiled 1997·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →