Leybold-Heraeus GmbH & Co. KG

Patent Applications and Registrations

Patent applications and USPTO patent grants for Leybold-Heraeus GmbH & Co. KG.The latest application filed is for "method for the production of high-purity metal powder by means of electron beam heating".

Company Profile

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Leybold-Heraeus GmbH & Co. KG - Cologne DE
Leybold-Heraeus GmbH & Co. KG - DE DE
Leybold-Heraeus GmbH & Co. KG - Cologne-Bayental DT

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method for the production of high-purity metal powder by means of electron beam heating Grant 4,218,410 - Stephan , et al. August 19, 1	1980-08-19
Arrangement and photometer for measuring and controlling the thickness of optically active thin layers Grant 4,207,835 - Schwiecker , et al. June 17, 1	1980-06-17
Generation of high vacuums Grant 4,172,477 - Reich October 30, 1	1979-10-30
Method of producing antireflective coatings on polydiethyleneglycoldiallylcarbonate, an optical product made by the method, and the use of the optical product Grant 4,161,547 - Kienel July 17, 1	1979-07-17
Power supply for electron beam guns Grant 4,143,272 - Frank March 6, 1	1979-03-06
Method and apparatus for regulating evaporating rate and layer build up in the production of thin layers Grant 4,140,078 - Wilmanns February 20, 1	1979-02-20
Energy analyzer for charged particles Grant 4,128,763 - Polaschegg December 5, 1	1978-12-05
Cryopump having improved heat radiation shielding Grant 4,121,430 - Bachler , et al. October 24, 1	1978-10-24
Process for the photo-optical measurement of the absorption behavior of solid, liquid and gaseous media Grant 4,101,221 - Schunck , et al. July 18, 1	1978-07-18
Test bar for a vacuum chamber Grant 4,067,697 - Polaschegg January 10, 1	1978-01-10
Device for detecting leaks in flexible articles Grant 4,055,984 - Marx November 1, 1	1977-11-01
Control of vapor deposition Grant 4,024,291 - Wilmanns May 17, 1	1977-05-17
Turbomolecular vacuum pump having a magnetic bearing-supported rotor Grant 4,023,920 - Bachler , et al. May 17, 1	1977-05-17
System for irradiating flowable material Grant 4,020,352 - Mahler , et al. April 26, 1	1977-04-26
Vaporizing crucible for vacuum vapor coating systems Grant 3,984,088 - Sommerkamp October 5, 1	1976-10-05
Turbomolecular vacuum pump having a gas bearing-supported rotor Grant 3,969,042 - Bachler July 13, 1	1976-07-13
Production of plastic-filler mixtures Grant 3,969,314 - Grigull July 13, 1	1976-07-13

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