11
James L Fergason: Liquid crystal projector and method. Manchester R & D Partnership, Renner Otto Boisselle & Lyon, September 23, 1986: US04613207 (108 worldwide citation)

A liquid crystal image forming projector includes a liquid crystal display selectively operable for affecting light incident thereon, and an optical device for selectively projecting light affected or not affected by the liquid crystal display. The liquid crystal display, for example, selectively tr ...


12
James L Fergason: Method and apparatus for converting phase-modulated light to amplitude-modulated light and communication method and apparatus employing the same. Thomas H Murray, September 10, 1985: US04540243 (101 worldwide citation)

A light modulator for generating a beam of amplitude-modulated light including a source of polarized light, at least one and preferably two liquid crystal cells having a thin layer of nematic liquid crystals of positive dielectric anisotropy through which the polarized light is directed to produce a ...


13
James L Fergason: Low birefringence encapsulated liquid crystal and optical shutter using same. Manchester R & D Partnership, Renner Otto Boisselle & Lyon, December 3, 1985: US04556289 (90 worldwide citation)

Briefly, a liquid crystal material composition has a low, preferably zero or near zero, birefringence characteristic. Such material is mixed with a quantity of pleochroic dye to form a solution therewith to increase absorption characteristics and is encapsulated; and such encapsulated material may b ...


14
James L Fergason: Head mounted display and viewing system using a remote retro-reflector and method of displaying and viewing an image. Renner Otto Boisselle & Sklar, November 14, 2000: US06147805 (82 worldwide citation)

A head mounted display system includes focusing optics to focus light from an image source, retro-reflector and beamsplitter, the image source and beamsplitter directing light toward the retro-reflector to focus a real image, and the light reflected from the retro-reflector being directed via the be ...


15
James L Fergason: Encapsulated liquid crystal material, apparatus and method. Manchester R & D Partnership, Renner Otto Boisselle & Sklar, January 21, 1992: US05082351 (81 worldwide citation)

A liquid crystal apparatus includes a plurality of volumes of liquid crystal material in a containment medium such as an epoxy or polymer. The volumes of liquid crystal material can be interconnected. The walls defining the volumes tend to distort the natural liquid crystal structure in the absence ...


16
Kenneth N Pearlman, James L Fergason, Ning S Fan: Encapsulated liquid crystal having a smectic phase. Taliq Corporation, Heller Ehrman White & McAuliffe, June 1, 1993: US05216530 (75 worldwide citation)

Briefly, according to one aspect of the invention, liquid crystal material having a smectic phase is encapsulated; and according to further aspects there are provided methods for encapsulating liquid crystal material having a smectic phase and for making a liquid crystal device using such encapsulat ...


17
James L Fergason: Encapsulated liquid crystal and method. Manchester R & D Partnership, Renner Otto Boisselle & Lyon, October 14, 1986: US04616903 (75 worldwide citation)

Briefly, according to one aspect of the invention, liquid crystal material, and especially nematic material, is encapsulated; according to another aspect the encapsulated liquid crystal material is used in liquid crystal devices, such as relatively large size visual display devices; and according to ...


18
James L Fergason: Light modulator, demodulator and method of communication employing the same. Thomas H Murray, March 13, 1984: US04436376 (70 worldwide citation)

A light modulator for generating a beam of phase modulated light including a source of polarized light, at least one and preferably two liquid crystal cells having a thin layer of nematic liquid crystals of positive dielectric anisotropy through which the polarized light is directed to produce a bea ...


19
James L Fergason, Robert Parker: Display for contrast enhancement. Talig Corporation, Flehr Hohbach Test Albritton & Herbert, May 23, 1989: US04832458 (68 worldwide citation)

A display comprising optical means for presenting an absence of light over a controlled viewing angle and means for selectively scattering or transmitting light in response to a prescribed input to effect a display of information within said viewing angle.


20
James L Fergason: Colored encapsulated liquid crystal apparatus using enhanced scattering. Manchester R & D Partnership, Renner Otto Boisselle & Lyon, June 24, 1986: US04596445 (68 worldwide citation)

The present invention relates to use of liquid crystal material encapsulated in a containment medium to produce a controlled colored output, for example, in response to the application, removal and variation in an electric field. In one embodiment a non-pleochroic dye is in the containment medium it ...