Inventor

Johannes Schwieters

Inventor

Ganderkesee, DE

Overview

35→

Patents

2002–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 35 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H01Jprimary

H01JElectric discharge tubes or discharge lamps47%

G01NInvestigating or analysing materials by determining their chemical or physical properties32%

B01DSeparation10%

G01TMeasurement of nuclear or x-radiation4%

G16CComputational chemistry3%

B01FMixing, e.g. dissolving, emulsifying or dispersing1%

G06FElectric digital data processing1%

PatentTitleYear

11,024,496Inert non-adsorbing crimpable capillaries and devices for adjusting gas flow in isotope ratio analysis2021 10,867,780Multi detector mass spectrometer and spectrometry method filter2020 10,707,065Sample preparation apparatus and method for elemental analysis spectrometer2020 10,699,890Determination of isobaric interferences in a mass spectrometer2020 10,665,329High-resolution mass spectrometer and methods for determining the isotopic anatomy of organic and volatile molecules2020 10,651,023Methods in mass spectrometry using collision gas as ion source2020 10,615,016Determining isotope ratios using mass spectrometry2020 10,559,457Mass spectrometer, system comprising the same, and methods for determining isotopic anatomy of compounds2020 10,488,529Elemental analysis of organic samples2019 10,408,747Gas inlet system for isotope ratio spectrometer2019 10,403,487Quantitative measurements of elemental and molecular species using high mass resolution mass spectrometry2019 10,338,044Method and apparatus for reducing gas consumption in continuous flow analytical instruments2019 10,332,735Sample preparation apparatus and method for elemental analysis spectrometer2019 10,309,941Gas inlet system for isotope ratio analyzer and method of determining an isotope ratio2019 10,312,071Dynamic range improvement for isotope ratio mass spectrometry2019 10,290,486Determination of isobaric interferences in a mass spectrometer2019 10,199,207Determining isotope ratios using mass spectrometry2019 10,192,729Apparatus and method for static gas mass spectrometry2019 10,186,410Mass spectrometer, system comprising the same, and methods for determining isotopic anatomy of compounds2019 10,162,062Elemental analysis of organic samples2018 10,151,690Gas inlet system for isotope ratio spectrometer2018 10,067,100Method and apparatus for preconcentrating a gaseous sample2018 9,880,287'Elemental analysis of organic samples'2018 9,874,513Method of measuring isotope ratio2018 9,818,591'Mirror lens for directing an ion beam'2017 9,766,219'Gas inlet system for isotope ratio analyzer and method of determining an isotope ratio'2017 9,697,338'High-resolution mass spectrometer and methods for determining the isotopic anatomy of organic and volatile molecules'2017 9,472,389'Ion source assembly for static mass spectrometer'2016 8,895,915'Ion detection arrangement'2014 8,592,757'Mass spectrometer and method for isotope analysis'2013 8,402,814'Method and device for the analysis of isotope ratios'2013 7,928,369'Device for the analysis of isotope ratios'2011 6,949,737'Device for collecting ions in a mass spectrometer'2005 6,472,659'Method for measuring ionic currents, and a catching device therefor'2002 6,452,165'Faraday collector for measuring ion currents in mass spectrometers'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2021Based in Ganderkesee, DE· patent location history

2005–2019Based in Bremen, DE· patent location history

2011–2014Patents assigned to THERMO FISHER SCIENT BREMEN (3)· patent assignee history

2013–2014Patents assigned to SCHWIETERS JOHANNES (3)· patent assignee history

2016–2018Patents assigned to THERMO FISHER SCIENT (BREMEN) GMBH (6)· patent assignee history

2017–2020Patents assigned to CALIFORNIA INST OF TECHN (6)· patent assignee history

2018–2021Patents assigned to THERMO FISHER SCIENT BREMEN GMBH (22)· patent assignee history

2019–2020Based in Genderkesee, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
THERMO FISHER SCIENT BREMEN GMBH	22	2018–2021
CALIFORNIA INST OF TECHN	6	2017–2020
THERMO FISHER SCIENT (BREMEN) GMBH	6	2016–2018
SCHWIETERS JOHANNESself	3	2013–2014
THERMO FISHER SCIENT BREMEN	3	2011–2014

Locations

Location	Patents	Span
Ganderkesee, DE	27	2002–2021
Bremen, DE	5	2005–2019
Genderkesee, DE	3	2019–2020