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Inventor

Zhenmin Liang

Inventor
Branchburg, NJ, US

Overview

2→
Patents
1993–1997
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

H01Jprimary
H01JElectric discharge tubes or discharge lamps50%
B01DSeparation25%
G01NInvestigating or analysing materials by determining their chemical or physical properties25%
PatentTitleYear
5,644,129'Direct analysis of paraffin and naphthene types in hydrocarbon'19975,248,882'Method and apparatus for providing tailored excitation as in Fourier transform mass spectrometry'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993Patents assigned to EXTREL FTMS INC (1)· patent assignee history
1993Based in Madison, WI, US· patent location history
1997Patents assigned to EXXON RESEARCH ENGINEERING CO (1)· patent assignee history
1997Based in Branchburg, NJ, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EXTREL FTMS INC11993
EXXON RESEARCH ENGINEERING CO11997
Locations
LocationPatentsSpan
Branchburg, New Jersey, US11997
Madison, WI, US11993