John David FERGASON

Person

Los Altos, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Auto-darkening filter of welding shield
- Patent number 9,867,737
- Issue date Jan 16, 2018
- John David Fergason
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Image acquisition and display system and method using information d...
- Patent number 9,443,479
- Issue date Sep 13, 2016
- Fergason Licensing LLC
- James L. Fergason
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Glasses-type augmented reality display system
- Patent number 9,244,279
- Issue date Jan 26, 2016
- Fergason Licensing LLC
- John D. Fergason
- G02 - OPTICS
Information Patent Grant
Apparatus, method and system to enhance legibility of images shown...
- Patent number 9,218,770
- Issue date Dec 22, 2015
- Fergason Licensing LLC
- John D. Fergason
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display system using metadata to adjust area of interest and method
- Patent number 8,954,885
- Issue date Feb 10, 2015
- Fergason Patent Properties, LLC
- Arthur L. Berman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical system for monitoring eye movement
- Patent number 7,553,021
- Issue date Jun 30, 2009
- Fergason Patent Properties, LLC
- James L. Fergason
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Light sensor arrangement for auto-darkening lenses and method
- Patent number 7,550,698
- Issue date Jun 23, 2009
- LightSwitch Safety Systems, Inc.
- John D. Fergason
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Light detecting and angle of view compensation for optical devices...
- Patent number 7,501,613
- Issue date Mar 10, 2009
- LightSwitch Safety Systems, Inc.
- John D. Fergason
- G01 - MEASURING TESTING
Information Patent Grant
Optical system for monitoring eye movement
- Patent number 7,347,551
- Issue date Mar 25, 2008
- Fergason Patent Properties, LLC
- James L. Fergason
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Remote control for auto-darkening lens systems and method
- Patent number 7,342,210
- Issue date Mar 11, 2008
- LightSwitch Safety Systems, Inc.
- John D. Fergason
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Multi-stage sensor for an auto-darkening lens for use in welding an...
- Patent number 7,161,135
- Issue date Jan 9, 2007
- LightSwitch Safety Systems, Inc.
- John D. Fergason
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Indicator layout on an auto-darkening lens for use in welding
- Patent number 7,150,047
- Issue date Dec 19, 2006
- LightSwitch Safety Systems, Inc.
- John D. Fergason
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method and apparatus for adjusting optical device to correspond to...
- Patent number 6,554,428
- Issue date Apr 29, 2003
- i-O Display Systems LLC
- Jeffrey K. Fergason
- G02 - OPTICS
Information Patent Grant
Welding lens with integrated display and method
- Patent number 6,067,129
- Issue date May 23, 2000
- OSD Envizion, Inc.
- John D. Fergason
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Welding lens with integrated display, switching mechanism and method
- Patent number 5,959,705
- Issue date Sep 28, 1999
- OSD Envizion, Inc.
- John D. Fergason
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Helmet with high performance head and face protection utilizing mol...
- Patent number 5,857,215
- Issue date Jan 12, 1999
- Ilixco, Inc.
- Jeffrey K. Fergason
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Liquid crystal lens driver electronics for eye protection, high spe...
- Patent number 5,751,258
- Issue date May 12, 1998
- OSD Envizion, Inc.
- Jeffrey K. Fergason
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Eye protection device for welding helmets which reduces obliquely i...
- Patent number 5,515,186
- Issue date May 7, 1996
- OSD Envizion Company
- Jeffrey K. Fergason
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Electro-optic light shutter and frame assembly with integrated swit...
- Patent number 5,377,032
- Issue date Dec 27, 1994
- OSD Envizion Company
- Jeffrey K. Fergason
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Welding lens assembly
- Patent number D353692
- Issue date Dec 20, 1994
- OSD Envizion Company
- John D. Fergason
- D29 - Equipment for safety, protection, and rescue
Information Patent Grant
High speed, low power driving circuit for liquid crystal shutter
- Patent number 5,347,383
- Issue date Sep 13, 1994
- OSD Envizion Company
- John D. Fergason
- G02 - OPTICS
Information Patent Grant
Detector system for detecting the occurrence of welding using detec...
- Patent number 5,252,817
- Issue date Oct 12, 1993
- OSD Envizion Company
- John D. Fergason
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Detector system for detecting the occurrence of welding
- Patent number 5,248,880
- Issue date Sep 28, 1993
- OSD Envizion Company
- John D. Fergason
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Eye protection device for welding helmets
- Patent number 5,208,688
- Issue date May 4, 1993
- OSD Envizion Company
- John D. Fergason
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Liquid crystal lens assembly for eye protection
- Patent number 5,074,647
- Issue date Dec 24, 1991
- Optical Shields, Inc.
- Jeffrey K. Fergason
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
AUTO-DARKENING FILTER OF WELDING SHIELD
- Publication number 20160346131
- Publication date Dec 1, 2016
- John David FERGASON
- G02 - OPTICS
Information Patent Application
Image Acquisition and Display System and Method Using Information D...
- Publication number 20150161953
- Publication date Jun 11, 2015
- Fergason Patent Properties LLC
- James L. Fergason
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Display System Using Metadata to Adjust Area of Interest and Method
- Publication number 20150138395
- Publication date May 21, 2015
- Fergason Patent Properties LLC
- Arthur L. Berman
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
APPARATUS AND METHOD TO ENHANCE LEGIBILITY OF IMAGES SHOWN ON A DIS...
- Publication number 20110310131
- Publication date Dec 22, 2011
- Fergason Patent Properties, LLC
- John D. FERGASON
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
DUAL SOURCE BACKLIGHT UNIT FOR USE WITH A DISPLAY, A DISPLAY SYSTEM...
- Publication number 20110267382
- Publication date Nov 3, 2011
- Fergason Patent Properties, LLC
- Jeffrey FERGASON
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
IMAGE ACQUISITION AND DISPLAY SYSTEM AND METHOD USING INFORMATION D...
- Publication number 20100253846
- Publication date Oct 7, 2010
- James L. Fergason
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
APPARATUS AND METHOD TO MINIMIZE BLUR IN IMAGERY PRESENTED ON A MUL...
- Publication number 20080180453
- Publication date Jul 31, 2008
- James L. FERGASON
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Optical system for monitoring eye movement
- Publication number 20080030685
- Publication date Feb 7, 2008
- Fergason Patent Properties, LLC
- James L. Fergason
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Remote control for auto-darkening lens systems and method
- Publication number 20050017152
- Publication date Jan 27, 2005
- John D. Fergason
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Light detecting and angle of view compensation for optical devices...
- Publication number 20050007504
- Publication date Jan 13, 2005
- John D. Fergason
- G02 - OPTICS
Information Patent Application
Optical system for monitoring eye movement
- Publication number 20050007552
- Publication date Jan 13, 2005
- Fergason Patent Properties, LLC
- James L. Fergason
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Light sensor arrangement for auto-darkening lenses and method
- Publication number 20050007667
- Publication date Jan 13, 2005
- John D. Fergason
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Multi-stage sensor for an auto-darkening lens for use in welding an...
- Publication number 20050001155
- Publication date Jan 6, 2005
- John D. Fergason
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Indicator layout on an auto-darkening lens for use in welding
- Publication number 20050002083
- Publication date Jan 6, 2005
- John D. Fergason
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Method and apparatus for adjusting optical device to correspond to...
- Publication number 20020047990
- Publication date Apr 25, 2002
- Jeffrey K. Fergason
- G02 - OPTICS

John David FERGASON

Person

Patents Grantslast 30 patents

Auto-darkening filter of welding shield

Image acquisition and display system and method using information d...

Glasses-type augmented reality display system

Apparatus, method and system to enhance legibility of images shown...

Display system using metadata to adjust area of interest and method

Optical system for monitoring eye movement

Light sensor arrangement for auto-darkening lenses and method

Light detecting and angle of view compensation for optical devices...

Optical system for monitoring eye movement

Remote control for auto-darkening lens systems and method

Multi-stage sensor for an auto-darkening lens for use in welding an...

Indicator layout on an auto-darkening lens for use in welding

Method and apparatus for adjusting optical device to correspond to...

Welding lens with integrated display and method

Welding lens with integrated display, switching mechanism and method

Helmet with high performance head and face protection utilizing mol...

Liquid crystal lens driver electronics for eye protection, high spe...

Eye protection device for welding helmets which reduces obliquely i...

Electro-optic light shutter and frame assembly with integrated swit...

Welding lens assembly

High speed, low power driving circuit for liquid crystal shutter

Detector system for detecting the occurrence of welding using detec...

Detector system for detecting the occurrence of welding

Eye protection device for welding helmets

Liquid crystal lens assembly for eye protection

Patents Applicationslast 30 patents

AUTO-DARKENING FILTER OF WELDING SHIELD

Image Acquisition and Display System and Method Using Information D...

Display System Using Metadata to Adjust Area of Interest and Method

APPARATUS AND METHOD TO ENHANCE LEGIBILITY OF IMAGES SHOWN ON A DIS...

DUAL SOURCE BACKLIGHT UNIT FOR USE WITH A DISPLAY, A DISPLAY SYSTEM...

IMAGE ACQUISITION AND DISPLAY SYSTEM AND METHOD USING INFORMATION D...

APPARATUS AND METHOD TO MINIMIZE BLUR IN IMAGERY PRESENTED ON A MUL...

Optical system for monitoring eye movement

Remote control for auto-darkening lens systems and method

Light detecting and angle of view compensation for optical devices...

Optical system for monitoring eye movement

Light sensor arrangement for auto-darkening lenses and method

Multi-stage sensor for an auto-darkening lens for use in welding an...

Indicator layout on an auto-darkening lens for use in welding

Method and apparatus for adjusting optical device to correspond to...