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OPTICAL SPECIALTIES, INC.
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FREMONT, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method of high speed, high detection sensitivity inspection of repe...
Patent number
5,854,674
Issue date
Dec 29, 1998
Optical Specialties, Inc.
Lawrence H. Lin
G02 - OPTICS
Information
Patent Grant
Inspection system with in-lens, off-axis illuminator
Patent number
5,428,442
Issue date
Jun 27, 1995
Optical Specialties, Inc.
Lawrence H. Lin
G02 - OPTICS
Information
Patent Grant
Kinematic isolation stand connector
Patent number
5,308,036
Issue date
May 3, 1994
Optical Specialties Inc.
James D. Olson
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Apparatus for producing an accurately aligned aperture of selectabl...
Patent number
5,214,492
Issue date
May 25, 1993
Optical Specialties, Inc.
Robert T. LoBianco
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
74002654 - METRA
Serial number
74002654
Registration number
1678055
Filing date
Nov 16, 1989
OPTICAL SPECIALTIES, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73839512 - INSPECTRA
Serial number
73839512
Registration number
1606283
Filing date
Nov 15, 1989
OPTICAL SPECIALTIES, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73732584 - LASERLINE
Serial number
73732584
Registration number
1542336
Filing date
Jun 6, 1988
OPTICAL SPECIALTIES, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73546882 - OSI
Serial number
73546882
Filing date
Jul 8, 1985
OPTICAL SPECIALTIES INC.
7 - Machines and machine tools
Information
Trademark
73503460 - OSI
Serial number
73503460
Registration number
1372260
Filing date
Oct 12, 1984
OPTICAL SPECIALTIES INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73503473 - OSI
Serial number
73503473
Registration number
1334281
Filing date
Oct 12, 1984
OPTICAL SPECIALTIES INC.
16 - Paper, cardboard and goods made from these materials, not included in other classes