Assignee
LEYBOLD AG
DE·421 granted patents·11,845 citations·filing 1985–1998
Top patents by PatentIndex Score
421 records- 0199US5201926AMethod for the production of coated glass with a high transmissivity in the visible spectral range and with a high reflectivity for thermal radiationLEYBOLD AG·Filed 1988·Granted Apr 13, 1993·175 cites·9 claims
- 0296US5330853AMultilayer Ti-Al-N coating for toolsLEYBOLD AG·Filed 1991·Granted Jul 19, 1994·147 cites·16 claims
- 0396US4946576AApparatus for the application of thin layers to a substrateLEYBOLD AG·Filed 1989·Granted Aug 7, 1990·81 cites·7 claims
- 0496US4918975AMethod and apparatus for testing fluid-filled systems for leaksLEYBOLD AG·Filed 1988·Granted Apr 24, 1990·87 cites·19 claims
- 0596US4849675AInductively excited ion sourceLEYBOLD AG·Filed 1987·Granted Jul 18, 1989·96 cites·15 claims
- 0695US5279722AMethod for manufacturing panes with high transmissivity in the visible range of the spectrum and with high reflectivity for thermal radiationLEYBOLD AG·Filed 1992·Granted Jan 18, 1994·143 cites·7 claims
- 0795US5192894ADevice for the suppression of arcsLEYBOLD AG·Filed 1991·Granted Mar 9, 1993·128 cites·6 claims
- 0895US5140223ACircuit for adjusting the impedance of a plasma section to a high-frequency generatorLEYBOLD AG·Filed 1989·Granted Aug 18, 1992·98 cites·5 claims
- 0995US4919599APumping system for a leak detecting deviceLEYBOLD AG·Filed 1989·Granted Apr 24, 1990·73 cites·9 claims
- 1094US5729065AMagnetic bearing cell with rotor and statorLEYBOLD AG·Filed 1993·Granted Mar 17, 1998·80 cites·3 claims
- 1194US5364518AMagnetron cathode for a rotating targetLEYBOLD AG·Filed 1992·Granted Nov 15, 1994·115 cites·6 claims
- 1294US4936329ADevice for cleaning, testing and sorting of workpiecesLEYBOLD AG·Filed 1989·Granted Jun 26, 1990·97 cites·6 claims
- 1394US4863549AApparatus for coating or etching by means of a plasmaLEYBOLD AG·Filed 1988·Granted Sep 5, 1989·107 cites·15 claims
- 1493US5345207AMagnet configuration with permanent magnetsLEYBOLD AG·Filed 1992·Granted Sep 6, 1994·97 cites·14 claims
- 1593US5286360AApparatus for coating a substrate, especially with electrically nonconductive coatingsLEYBOLD AG·Filed 1992·Granted Feb 15, 1994·118 cites·3 claims
- 1693US5146137ADevice for the generation of a plasmaLEYBOLD AG·Filed 1990·Granted Sep 8, 1992·114 cites·17 claims
- 1792US5661229ATest gas detector, preferably for leak detectors, and process for operating a test gas detector of this kindLEYBOLD AG·Filed 1994·Granted Aug 26, 1997·68 cites·8 claims
- 1892US5611899ADevice for suppressing flashovers in cathode sputtering installationsLEYBOLD AG·Filed 1995·Granted Mar 18, 1997·105 cites·18 claims
- 1992US5386166AMagnetic bearing cellLEYBOLD AG·Filed 1992·Granted Jan 31, 1995·62 cites·6 claims
- 2092US5366292ASensor formed from a deformation heat recoverable material having a predetermined range of temperatures in which recovery occurs and used for measuring a physical characteristic of a systemLEYBOLD AG·Filed 1990·Granted Nov 22, 1994·87 cites·20 claims
- 2192US5262032ASputtering apparatus with rotating target and target coolingLEYBOLD AG·Filed 1992·Granted Nov 16, 1993·92 cites·10 claims
- 2292US5169509AApparatus for the reactive coating of a substrateLEYBOLD AG·Filed 1991·Granted Dec 8, 1992·107 cites·5 claims
- 2392US5113790AApparatus for the plasma treatment of substratesLEYBOLD AG·Filed 1991·Granted May 19, 1992·109 cites·12 claims
- 2492US4987346AParticle source for a reactive ion beam etching or plasma deposition installationLEYBOLD AG·Filed 1989·Granted Jan 22, 1991·66 cites·20 claims
- 2592US4978437AMethod of applying optical coatings of silicon compounds by cathode sputtering, and a sputtering cathode for the practice of the methodLEYBOLD AG·Filed 1987·Granted Dec 18, 1990·72 cites·2 claims
- 2692US4931169AApparatus for coating a substrate with dielectricsLEYBOLD AG·Filed 1988·Granted Jun 5, 1990·85 cites·17 claims
- 2792US4810346AMagnetron type sputtering cathodeLEYBOLD AG·Filed 1987·Granted Mar 7, 1989·52 cites·7 claims
- 2891US5962115APane of transparent material having a low emissivityLEYBOLD AG·Filed 1996·Granted Oct 5, 1999·98 cites·10 claims
- 2990US5656141AApparatus for coating substratesLEYBOLD AG·Filed 1996·Granted Aug 12, 1997·87 cites·19 claims
- 3090US5415757AApparatus for coating a substrate with electrically nonconductive coatingsLEYBOLD AG·Filed 1993·Granted May 16, 1995·106 cites·23 claims
- 3190US5216542ACoating, composed of an optically effective layer system, for substrates, whereby the layer system has a high anti-reflective effect, and method for the manufacturing of the coatingLEYBOLD AG·Filed 1990·Granted Jun 1, 1993·99 cites·48 claims
- 3290US5170291ACoating, composed of an optically effective layer system, for substrates, whereby the layer system has a high anti-reflective effect, and method for manufacturing the coatingLEYBOLD AG·Filed 1991·Granted Dec 8, 1992·74 cites·20 claims
- 3390US5129162AMethod and apparatus for loading and unloading containers from freeze-drying equipmentLEYBOLD AG·Filed 1990·Granted Jul 14, 1992·71 cites·26 claims
- 3490US5102523AArrangement for the production of a plasmaLEYBOLD AG·Filed 1990·Granted Apr 7, 1992·102 cites·12 claims
- 3590US5026471ADevice for coating a substrateLEYBOLD AG·Filed 1989·Granted Jun 25, 1991·49 cites·10 claims
- 3690US5009738AApparatus for plasma etchingLEYBOLD AG·Filed 1989·Granted Apr 23, 1991·129 cites·25 claims
- 3790US4863756AMethod and equipment for coating substrates by means of a plasma discharge using a system of magnets to confine the plasmaLEYBOLD AG·Filed 1986·Granted Sep 5, 1989·45 cites·8 claims
- 3889US5631511AGear motor with an electric motor having a hollow shaftLEYBOLD AG·Filed 1994·Granted May 20, 1997·75 cites·20 claims
- 3989US5284564AMagnetron sputtering cathode for vacuum coating apparatusLEYBOLD AG·Filed 1991·Granted Feb 8, 1994·77 cites·4 claims
- 4089US4969790AApparatus on the carousel principle for the coating of substratesLEYBOLD AG·Filed 1988·Granted Nov 13, 1990·119 cites·14 claims
- 4189US4948259AMethod and apparatus for monitoring layer erosion in a dry-etching processLEYBOLD AG·Filed 1989·Granted Aug 14, 1990·54 cites·14 claims
- 4288US5399254AApparatus for plasma treatmentLEYBOLD AG·Filed 1991·Granted Mar 21, 1995·71 cites·9 claims
- 4388US4988844AProcess for controlling the strike positions of a plurality of electron beams on a melting bathLEYBOLD AG·Filed 1990·Granted Jan 29, 1991·87 cites·12 claims
- 4488US4958499AMethod and apparatus for checking the operation of a refrigerator-operated cryogenic pumpLEYBOLD AG·Filed 1989·Granted Sep 25, 1990·55 cites·11 claims
- 4588US4824545AApparatus for coating substratesLEYBOLD AG·Filed 1987·Granted Apr 25, 1989·60 cites·3 claims
- 4687US5695316AFriction vacuum pump with pump sections of different designsLEYBOLD AG·Filed 1994·Granted Dec 9, 1997·80 cites·31 claims
- 4787US5591529AOptical filter having multi-layer coatingLEYBOLD AG·Filed 1995·Granted Jan 7, 1997·91 cites·14 claims
- 4887US5275709AApparatus for coating substrates, preferably flat, more or less plate-like substratesLEYBOLD AG·Filed 1992·Granted Jan 4, 1994·72 cites·2 claims
- 4986US5585548ACounterflow leak-detector unit with a high-vacuum pumpLEYBOLD AG·Filed 1993·Granted Dec 17, 1996·52 cites·16 claims
- 5086US5144196AParticle source, especially for reactive ionic etching and plasma-supported CVD processesLEYBOLD AG·Filed 1991·Granted Sep 1, 1992·59 cites·5 claims
Showing the top 50 of 421 patent records by PatentIndex Score.
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