About 10 Trademarks found that are owned by Optra Inc.
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on 11 Jul 2015
OPTRA
OPTRA, Inc.
78352398 · 15 Jan 2004
18 Aug 2025
009
Two frequency lasers and laser based metrology instrumentation
on 22 Oct 2021
POLARFLASH
OPTRA, Inc.
75059657 · 20 Feb 1996
009
analog to digital converter for phase processing,POLAR FLASH,POLAR FLA...
on 22 Oct 2021
NANOGRID
OPTRA, Inc.
75059829 · 20 Feb 1996
009
two-dimensional grating and planar metrology systems for use in measur...
on 01 May 2020
NANOSCALE
OPTRA, Inc.
75066031 · 01 Mar 1996
009
high resolution linear encoder using a laser diode light source and a ...
on 04 Oct 2003
OPTRA
OPTRA, Inc.
75003475 · 10 Oct 1995
009
two-frequency lasers and laser-based metrology instrumentation,two-fre...
on 20 Sep 2003
OPTRALITE
OPTRA, INC.
75003476 · 10 Oct 1995
009
two-frequency lasers; laser-based metrology instruments,two-frequency ...
on 05 Sep 1997
NANOARC
OPTRA, Inc.
75065906 · 01 Mar 1996
009
NANO ARC,high resolution angle encoder using a laser diode light sourc...
on 05 Nov 1993
NANOSCALE
Optra, Inc.
74328733 · 06 Nov 1992
009
NANO-SCALE,read-out head and linear encoder, or rotary encoder (electr...
on 26 Jul 1993
OPTRA
OPTRA, INC.
73590158 · 27 Mar 1986
009
TWO-FREQUENCY LASERS AND LASER-BASED METROLOGY INSTRUMENTATION,TWO-FRE...
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