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Inventor

Mark E. Bier

Inventor
Pittsburgh, PA, US

Overview

12→
Patents
1987–2014
Patent span
Electricity
Primary field (CPC H)

Patents· 12 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 properties21%
B01DSeparation16%
A61LMethods or apparatus for sterilising materials or objects in general5%
C01BNon-metallic elements5%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms5%
PatentTitleYear
8,809,773'Membrane interface apparatus and method for mass spectrometry'20148,395,112'Mass spectrometer and method for using same'20137,807,963'Method and apparatus for an improved mass spectrometer'20105,756,996'Ion source assembly for an ion trap mass spectrometer and method'19985,750,993'Method of reducing noise in an ion trap mass spectrometer coupled to an atmospheric pressure ionization source'19985,572,022'Method and apparatus of increasing dynamic range and sensitivity of a mass spectrometer'19965,420,425'Ion trap mass spectrometer system and method'19955,162,650'Method and apparatus for multi-stage particle separation with gas addition for a mass spectrometer'19925,026,987'Mass spectrometer with in-line collision surface means'1991RE033007'Method of vaporizing multicomponent liquids'19894,791,292'Capillary membrane interface for a mass spectrometer'19884,642,165'Method of vaporizing multicomponent liquids'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987Patents assigned to AMERICAN STERILIZER CO (1)· patent assignee history
1987–2014Based in Pittsburgh, PA, US· patent location history
1988Patents assigned to DOW CHEMICAL CO (1)· patent assignee history
1988–1991Based in West Lafayette, IN, US· patent location history
1991–1998Patents assigned to FINNIGAN CORP (6)· patent assignee history
1992Based in San Mateo, CA, US· patent location history
1995–1998Based in Menlo Park, CA, US· patent location history
2010–2014Patents assigned to UNIV CARNEGIE MELLON (2)· patent assignee history
2013–2014Patents assigned to BIER MARK E (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FINNIGAN CORP61991–1998
BIER MARK Eself22013–2014
UNIV CARNEGIE MELLON22010–2014
AMERICAN STERILIZER CO11987
DOW CHEMICAL CO11988
Locations
LocationPatentsSpan
Pittsburgh, Pennsylvania, US51987–2014
Menlo Park, California, US31995–1998
West Lafayette, IN, US31988–1991
San Mateo, California, US11992