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Total properties:
16
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Patent #:
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Issue Dt:
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05/31/1983
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Application #:
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06121071
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Filing Dt:
|
02/13/1980
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Title:
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LIQUID CRYSTAL DISPLAY WITH IMPROVED ANGLE OF VIEW AND RESPONSE TIMES
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Patent #:
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Issue Dt:
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09/10/1985
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Application #:
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06409526
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Filing Dt:
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08/19/1982
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Title:
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METHOD AND APPARATUS FOR CONVERTING PHASE-MODULATED LIGHT TO AMPLITUDE-MODULATED LIGHT AND COMMUNICATION METHOD AND APPARATUS EMPLOYING THE SAME
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Patent #:
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Issue Dt:
|
10/13/1987
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Application #:
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06710846
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Filing Dt:
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03/12/1985
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Title:
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LIGHT MODULATOR, DEMODULATOR AND METHOD OF COMMUNICATION EMPLOYING THE SAME
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Patent #:
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Issue Dt:
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12/24/1991
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Application #:
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07447297
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Filing Dt:
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12/07/1989
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Title:
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LIQUID CRYSTAL LENS ASSEMBLY FOR EYE PROTECTION
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Patent #:
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Issue Dt:
|
05/04/1993
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Application #:
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07653661
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Filing Dt:
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02/08/1991
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Title:
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EYE PROTECTION DEVICE FOR WELDING HELMETS
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Patent #:
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Issue Dt:
|
10/12/1993
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Application #:
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07674850
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Filing Dt:
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03/25/1991
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Title:
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DETECTOR SYSTEM FOR DETECTING THE OCCURRRENCE OF WELDING USING DETECTOR FEEDBACK
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Patent #:
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|
Issue Dt:
|
09/28/1993
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Application #:
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07814372
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Filing Dt:
|
12/26/1991
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Title:
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A DETECTOR SYSTEM FOR DETECTING THE OCCURRENCE OF WELDING
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Patent #:
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|
Issue Dt:
|
09/13/1994
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Application #:
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07943994
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Filing Dt:
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09/11/1992
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Title:
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HIGH SPEED, LOW POWER DRIVING CIRCUIT FOR LIQUID CRYSTAL SHUTTER
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Patent #:
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Issue Dt:
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12/27/1994
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Application #:
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08013966
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Filing Dt:
|
02/05/1993
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Title:
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ELECTRO-OPTIC LIGHT SHUTTER AND FRAME ASSEMBLY WITH INTEGRATED SWITCHING MECHANISM
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|
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Patent #:
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|
Issue Dt:
|
05/07/1996
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Application #:
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08089265
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Filing Dt:
|
07/09/1993
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Title:
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EYE PROTECTION DEVICE FOR WELDING HELMETS WHICH REDUCES OBLIQUELY INCIDENT LIGHT
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Patent #:
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Issue Dt:
|
05/21/1996
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Application #:
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08105734
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Filing Dt:
|
08/11/1993
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|
Title:
|
EYE PROTECTION DEVICE FOR WELDING HELMETS AND THE LIKE WITH HOT MIRROR AND INDIUM TIN OXIDE LAYER
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|
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Patent #:
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|
Issue Dt:
|
05/23/2000
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Application #:
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08616264
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Filing Dt:
|
03/15/1996
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Title:
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WELDING LENS WITH INTEGRATED DISPLAY AND METHOD
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|
|
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Patent #:
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|
Issue Dt:
|
09/28/1999
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Application #:
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08623972
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Filing Dt:
|
03/29/1996
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|
Title:
|
WELDING LENS WITH INTEGRATED DISPLAY, SWITCHING MECHANISM AND METHOD
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|
|
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Patent #:
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|
Issue Dt:
|
05/12/1998
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Application #:
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08707269
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Filing Dt:
|
09/04/1996
|
|
Title:
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LIQUID CRYSTAL LENS DRIVER ELECTRONICS FOR EYE PROTECTION, HIGH SPEED SHUTTERING WITH CONSISTENT PERFORMANCE
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|
|
|
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Patent #:
|
|
Issue Dt:
|
08/09/1994
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Application #:
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29000226
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Filing Dt:
|
10/06/1992
|
|
Title:
|
WELDING LENS ASSEMBLY
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|
|
|
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Patent #:
|
|
Issue Dt:
|
12/20/1994
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Application #:
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29008943
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Filing Dt:
|
06/01/1993
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|
Title:
|
WELDING LENS ASSEMBLY
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