Assignee
LEHMANN MARTIN
CH48 patents
Top patents by PatentIndex Score
US6082184AJul 4, 2000
Method for leak testing and leak testing apparatus
LEHMANN MARTIN87 citations99
US5907093AMay 25, 1999
Method for leak testing and leak testing apparatus
LEHMANN MARTIN59 citations96
US5239859AAug 31, 1993
Method and apparatus for leak testing a hollow body
LEHMANN MARTIN55 citations96
US5029464AJul 9, 1991
Method and apparatus for leak testing a hollow body
LEHMANN MARTIN45 citations96
US7000456B2Feb 21, 2006
Method for leak testing and leak testing apparatus
LEHMANN MARTIN18 citations93
US6345527B1Feb 12, 2002
Container tightness tester
LEHMANN MARTIN14 citations93
US6167750B1Jan 2, 2001
Container tightness test
LEHMANN MARTIN17 citations93
US5287729AFeb 22, 1994
Method of and apparatus for a leakage testing
LEHMANN MARTIN25 citations93
US5199296AApr 6, 1993
Method for reducing test cycle time and for improving measuring accuracy at a leak testing process
LEHMANN MARTIN30 citations93
US5170660ADec 15, 1992
Process and apparatus for volume-testing a hollow body
LEHMANN MARTIN33 citations93
US5042291AAug 27, 1991
Method for reducing test cycle time and for improving measuring accuracy at a leak testing process
LEHMANN MARTIN37 citations93
US4896530AJan 30, 1990
Method of leak testing, leak testing device, and temperature measuring device as well as a method for measuring a temperature value
LEHMANN MARTIN28 citations93
US8459099B2Jun 11, 2013
Method for leak testing and leak testing apparatus
LEHMANN MARTIN6 citations84
US7584650B2Sep 8, 2009
Methods for manufacturing unleaky closed containers and leak testing apparatus
LEHMANN MARTIN11 citations84
US7380440B2Jun 3, 2008
Methods for manufacturing unleaky closed containers and leak testing apparatus
LEHMANN MARTIN13 citations84
US4768372ASep 6, 1988
Test device, in particular for bottle-shaped containers as well as procedure for testing same
LEHMANN MARTIN21 citations82
US7454957B2Nov 25, 2008
Method for leak testing and leak testing apparatus
LEHMANN MARTIN6 citations74
US7313944B2Jan 1, 2008
Method and apparatus for leak testing closed containers
LEHMANN MARTIN8 citations74
US7260981B2Aug 28, 2007
Method for leak testing and leak testing apparatus
LEHMANN MARTIN6 citations74
US7013712B2Mar 21, 2006
Method for testing containers, use of the method, and a testing device
LEHMANN MARTIN4 citations74
US5333491AAug 2, 1994
Method for reducing test cycle time and for improving measuring accuracy at a leak testing process
LEHMANN MARTIN11 citations74
US10012560B2Jul 3, 2018
Multistage container leak testing
LEHMANN MARTIN2 citations73
US8692186B2Apr 8, 2014
Method and apparatus for leak testing containers
LEHMANN MARTIN5 citations73
US4955727ASep 11, 1990
Method and apparatus for a non-contact measuring of a temperature of a body
LEHMANN MARTIN9 citations72
US4887229ADec 12, 1989
Method and apparatus for a non-contact measuring of a temperature of a body
LEHMANN MARTIN10 citations72
US5497651AMar 12, 1996
Method and apparatus for automatic selection of containers
LEHMANN MARTIN12 citations68
US9278378B2Mar 8, 2016
X-ray detection of flaws in containers and/or in their contents
LEHMANN MARTIN2 citations63
US8975576B2Mar 10, 2015
Method and apparatus for leak testing containers
LEHMANN MARTIN3 citations63
US8262485B2Sep 11, 2012
Vibration damper for a drive train
LEHMANN MARTIN3 citations63
US8151631B2Apr 10, 2012
Methods for manufacturing unleaky closed containers and leak testing apparatus
LEHMANN MARTIN2 citations63
US8075412B2Dec 13, 2011
Displacement unit
LEHMANN MARTIN2 citations63
US7752891B2Jul 13, 2010
Method for testing containers, use of the method, and a testing device
LEHMANN MARTIN2 citations63
US5353916AOct 11, 1994
Conveyer apparatus
LEHMANN MARTIN3 citations63
US4989990AFeb 5, 1991
Method and arrangement for measuring a temperature state of open container bodies
LEHMANN MARTIN4 citations63
US7600431B2Oct 13, 2009
Method of monitoring pressure of a gas species and apparatus to do so
LEHMANN MARTIN1 citations61
US7467554B2Dec 23, 2008
Method of monitoring pressure of a gas species and apparatus to do so
LEHMANN MARTIN1 citations61
US7334482B2Feb 26, 2008
Method of monitoring pressure of a gas species and apparatus to do so
LEHMANN MARTIN2 citations61
US7222537B2May 29, 2007
Method of monitoring pressure of a gas species and apparatus to do so
LEHMANN MARTIN5 citations61
US5369975ADec 6, 1994
Method and apparatus for automatic selection of containers
LEHMANN MARTIN3 citations57
US8594382B2Nov 26, 2013
Method and system of determining the fiber diameter distribution of a fibrous media
LEHMANN MARTIN2 citations53
US8336397B2Dec 25, 2012
Method for manufacturing or testing metered-dose-ejection devices and testing apparatus therefore
LEHMANN MARTIN1 citations52
US8262487B2Sep 11, 2012
Ball joint
LEHMANN MARTIN1 citations52
US7382819B2Jun 3, 2008
Method of monitoring pressure of a gas species and apparatus to do so
LEHMANN MARTIN0 citations51
US6804873B2Oct 19, 2004
Method for manufacturing containers and apparatus
LEHMANN MARTIN4 citations51
US10633684B2Apr 28, 2020
Production of riboflavin
LEHMANN MARTIN0 citations48
US9038257B2May 26, 2015
High-speed loading/unloading of objects
LEHMANN MARTIN0 citations42
US8103595B2Jan 24, 2012
Licensing system and process for transferring license information
LEHMANN MARTIN0 citations42
US8551732B2Oct 8, 2013
Increased production of a target product via stabilization of mRNA
LEHMANN MARTIN1 citations39