Semitest Inc.
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Dec 19, 2000 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 388 Total Citation Count
- Jan 20, 1988 Earliest Filing
- 8 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
- No Technology to Display
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Recent Publications
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Recent Patents
- No Recent Patents to Display
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
6097205 Method and apparatus for characterizing a specimen of semiconductor materialExpiredSep 30, 97Aug 01, 00[G01R]
6034535 Method utilizing a modulated light beam for determining characteristics such as the doping concentration profile of a specimen of semiconductor materialExpiredJun 12, 97Mar 07, 00[G01N, G01R]
5453703 Method for determining the minority carrier surface recombination lifetime constant (t.sub.s of a specimen of semiconductor materialExpiredNov 29, 93Sep 26, 95[G01R]
5091691 Apparatus for making surface photovoltage measurements of a semiconductorExpiredDec 07, 88Feb 25, 92[H01L, G01R]
5087876 Apparatus and method for making surface photovoltage measurements of a semiconductorExpiredJul 16, 90Feb 11, 92[G01R]
4891584 Apparatus for making surface photovoltage measurements of a semiconductorExpiredMar 21, 88Jan 02, 90[G01R]
4827212 Noninvasive method and apparatus for characterization of semiconductorsExpiredJan 20, 88May 02, 89[G01R]
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