Assignee
LEYBOLD GMBH
DE27 patents
Top patents by PatentIndex Score
US11107670B2Aug 31, 2021
Method for analyzing a gas by mass spectrometry, and mass spectrometer
LEYBOLD GMBH3 citations69
US10903060B2Jan 26, 2021
Method for mass spectrometric examination of gas mixtures and mass spectrometer therefor
LEYBOLD GMBH2 citations69
US11791147B2Oct 17, 2023
Mass spectrometer and method for analysing a gas by mass spectrometry
LEYBOLD GMBH2 citations64
US11286934B2Mar 29, 2022
Vacuum pump system and method for operating a vacuum pump system
LEYBOLD GMBH3 citations64
US10931218B2Feb 23, 2021
Vacuum pump drive with star-delta switchover
LEYBOLD GMBH3 citations63
US11300123B2Apr 12, 2022
Screw vacuum pump without internal cooling
LEYBOLD GMBH0 citations59
US11293435B2Apr 5, 2022
Vacuum pump screw rotors with symmetrical profiles on low pitch sections
LEYBOLD GMBH0 citations59
US11875985B2Jan 16, 2024
Mass spectrometer comprising an ionization device
LEYBOLD GMBH0 citations57
US12176199B2Dec 24, 2024
Ionization device and mass spectrometer
LEYBOLD GMBH0 citations54
US12140146B2Nov 12, 2024
Vacuum pump system and method for operating a vacuum pump system
LEYBOLD GMBH0 citations53
US12278100B2Apr 15, 2025
Holding device for at least one filament and mass spectrometer
LEYBOLD GMBH0 citations52
US11935734B2Mar 19, 2024
Ion trap with ring-shaped ion storage cell and mass spectrometer
LEYBOLD GMBH0 citations52
US11274668B2Mar 15, 2022
Vacuum pump having a silencer
LEYBOLD GMBH1 citations50
US12461008B2Nov 4, 2025
Particle detector for detecting charged particles
LEYBOLD GMBH0 citations49
US11346350B2May 31, 2022
Vacuum pump
LEYBOLD GMBH0 citations49
US10944308B2Mar 9, 2021
Device for storing kinetic energy
LEYBOLD GMBH1 citations47
US10851783B2Dec 1, 2020
Dry vacuum pump with pressurized bearing and seal
LEYBOLD GMBH0 citations45
US12378961B2Aug 5, 2025
Screw pump with a tapered suction-side section and a pressure-side section with a decreasing clearance
LEYBOLD GMBH0 citations42
US10465686B2Nov 5, 2019
Vacuum pump system
LEYBOLD GMBH0 citations42
US11143351B2Oct 12, 2021
Connection device
LEYBOLD GMBH0 citations41
US11988211B2May 21, 2024
Vacuum pump
LEYBOLD GMBH0 citations39
US11719231B2Aug 8, 2023
Method for operating a vacuum pump system
LEYBOLD GMBH0 citations39
US10648474B2May 12, 2020
Device and method for driving a vacuum pump
LEYBOLD GMBH0 citations37
US11255328B2Feb 22, 2022
Multi-stage rotary lobe pump
LEYBOLD GMBH0 citations36
US10393124B2Aug 27, 2019
Vacuum-pump rotor
LEYBOLD GMBH0 citations36
US11592024B2Feb 28, 2023
Multi-stage rotary vane pump
LEYBOLD GMBH0 citations32
US10337531B2Jul 2, 2019
Diffusion pump to supply heat from a condenser to a heating element
LEYBOLD GMBH0 citations32