Rolff; Norbert
Patent Applications and Registrations
Patent applications and USPTO patent grants for Rolff; Norbert.The latest application filed is for "gas detector with an ionizing device".
- Rolff; Norbert - Horrem DE
- Rolff; Norbert - Kerpen-Horrem DE
- Rolff; Norbert - Cologne DE
- Rolff; Norbert - Kerpen DE
- Rolff; Norbert - Koeln DE
- Rolff; Norbert - Koln DE
- Rolff; Norbert - Kerpen-Horren DE
| Patent | Date |
|---|---|
| Gas Detector with an Ionizing Device App 20220136997 - Rolff; Norbert | 2022-05-05 |
| Method for leak testing with a foil chamber with vented measurement volume Grant 11,320,337 - Rolff , et al. May 3, 2 | 2022-05-03 |
| Method For Leak Testing Using A Film Chamber With Ventilated Measuring Volume App 20210048367 - Rolff; Norbert | 2021-02-18 |
| Gross leak measurement in an incompressible test item in a film chamber Grant 10,900,862 - Decker , et al. January 26, 2 | 2021-01-26 |
| Method for Leak Testing with a Foil Chamber with Vented Measurement Volume App 20200378862 - Rolff; Norbert ; et al. | 2020-12-03 |
| Gas leak search using a test gas spray device Grant 10,837,857 - Bruhns , et al. November 17, 2 | 2020-11-17 |
| Film chamber with measuring volume for gross leak detection Grant 10,309,862 - Decker , et al. | 2019-06-04 |
| Gas Leak Search Using a Test Gas Spray Device App 20190120715 - Bruhns; Hjalmar ; et al. | 2019-04-25 |
| Gross Leak Measurement In An Incompressible Test Item In A Film Chamber App 20180372579 - Decker; Silvio ; et al. | 2018-12-27 |
| Sniffer leak detector with multi-stage membrane pump Grant 9,810,597 - Hilgers , et al. November 7, 2 | 2017-11-07 |
| Film Chamber with Measuring Volume for Gross Leak Detection App 20170254720 - Decker; Silvio ; et al. | 2017-09-07 |
| Device for supplying voltage to the cathode of a mass spectrometer Grant 9,530,634 - Rolff December 27, 2 | 2016-12-27 |
| Sniffer Leak Detector with Multi-Stage Membrane Pump App 20160223424 - Hilgers; Heike ; et al. | 2016-08-04 |
| Method for determining the maximum mass peak in mass spectrometry Grant 9,147,561 - Rolff September 29, 2 | 2015-09-29 |
| Device For Supplying Voltage To The Cathode Of A Mass Spectrometer App 20150028743 - Rolff; Norbert | 2015-01-29 |
| Method For Determining The Maximum Mass Peak In Mass Spectrometry App 20150014523 - Rolff; Norbert | 2015-01-15 |
| Leak detection method Grant 8,893,543 - Bohn , et al. November 25, 2 | 2014-11-25 |
| Sniffing leak detector Grant 8,752,412 - Wetzig , et al. June 17, 2 | 2014-06-17 |
| Sniffing probe Grant 8,416,091 - Rolff , et al. April 9, 2 | 2013-04-09 |
| Method for calibrating a mass spectrometric sniffing leak detector Grant 8,302,454 - Rolff , et al. November 6, 2 | 2012-11-06 |
| Sniffing leak detector Grant 8,171,773 - Wetzig , et al. May 8, 2 | 2012-05-08 |
| Leak detector with a leak detector testing device Grant 8,117,886 - Rolff , et al. February 21, 2 | 2012-02-21 |
| Leak Detection Method App 20110283769 - Bohn; Martin ; et al. | 2011-11-24 |
| Leakage Seeker App 20110100097 - Gerdau; Ludolf ; et al. | 2011-05-05 |
| Sniffing Leak Detector App 20100294026 - Wetzig; Daniel ; et al. | 2010-11-25 |
| Sniffing Leak Detector App 20100005861 - Wetzig; Daniel ; et al. | 2010-01-14 |
| Method for Calibrating a Mass Spectrometric Sniffing Leak Detector App 20090314052 - Rolff; Norbert ; et al. | 2009-12-24 |
| Leak Detector App 20090188302 - Rolff; Norbert ; et al. | 2009-07-30 |
| Sampling Leak Detector App 20090120165 - Lang; Peter ; et al. | 2009-05-14 |
| Leak indicator with test leak and test leak for integration into a leak detector Grant 7,444,854 - Bohm , et al. November 4, 2 | 2008-11-04 |
| Sniffing Probe App 20080223112 - Rolff; Randolf ; et al. | 2008-09-18 |
| Piston compressor Grant 7,415,829 - Rolff August 26, 2 | 2008-08-26 |
| Leak indicator with test leak and test leak for integration into a leak detector App 20070039377 - Bohm; Thomas ; et al. | 2007-02-22 |
| Piston compressor App 20060090477 - Rolff; Norbert | 2006-05-04 |
| Measurement amplifier Grant 5,770,956 - Rolff June 23, 1 | 1998-06-23 |
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