1
Roger W Pryor, Napoleon P Formigoni, Stanford R Ovshinsky: Thin film electrical devices with amorphous carbon electrodes and method of making same. Energy Conversion Devices, Richard M Goldman, Marvin S Siskind, Kenneth M Massaroni, July 4, 1989: US04845533 (291 worldwide citation)

Thin film electrical structures, such as threshold switching devices and phase change memory cells, preferably utilizing electrically stable, relatively inert, conductive electrodes including a non-single-crystal deposited film of carbon material, are disclosed. The film of carbon material, which pr ...


2
Roger W Pryor, Napoleon P Formigoni, Stanford R Ovshinsky: Thin film overvoltage protection devices. Energy Conversion Devices, Marvin S Siskind, Richard M Goldman, February 28, 1989: US04809044 (236 worldwide citation)

Solid-state overvoltage protection devices, preferably formed of deposited thin film, chalcogenide, threshold switching materials, typically include at least one elongated current conduction path through an elongated cross-sectional area of the threshold switching material. The cross-sectional area ...


3
Stanford R Ovshinsky, Robert R Johnson, Stephen J Hudgens, Roger W Pryor, Guy C Wicker, Robert S Nolan: Thin film electro-optical devices. Energy Conversion Devices, Marvin S Siskind, Richard M Goldman, August 23, 1988: US04766471 (210 worldwide citation)

An electro-optical communication device which includes a light transmissive conduit integrally formed to interconnect a light emitter and a light detector. The length over which the light transmissive conduit extends is substantially greater than the size of either the light emitter or the light det ...


4
Roger W Pryor: Method of forming cubic boron nitride films. Board of Governors of Wayne State University, Dykema Gossett, January 16, 1996: US05483920 (138 worldwide citation)

A novel method of forming large area single crystal cubic boron nitride films on a silicon substrate by first treating the surface of the substrate with atomic hydrogen and then depositing a cubic boron nitride film by a reactive biased laser ablation technique.


5
Wolodymyr Czubatyj, Roger W Pryor: Electronic arrays having thin film line drivers. Energy Conversion Devices, Richard M Goldman, Marvin S Siskind, November 1, 1988: US04782340 (88 worldwide citation)

Fully integrated thin film electronic arrays including thin film line driver circuits and address decoding circuits are disclosed. Each line driver employs a two terminal thin film threshold switching device of the type exhibiting a negative resistance characteristic for very high speed, high curren ...


6
Roger W Pryor, Patrick J Klersy, Jerry A Piontkowski, Napolean P Formigoni: Method of fabricating stabilized threshold switching material. Energy Conversion Devices, Kenneth M Massaroni, Marvin S Siskind, Richard M Goldman, February 14, 1989: US04804490 (81 worldwide citation)

A method of stabilizing the switching characteristics of a thin film chalcogenide glass material by subjecting said material to a hydrogenated atmosphere, preferably activated hydrogen and argon. It is also preferred to provide a post hydrogenation anneal step.


7
Zvi Yaniv, Vincent D Canella, Walter E Chapelle, Roger W Pryor: Liquid crystal display having potential source in a diode ring. Energy Conversion Devices, Richard M Goldman, Marvin S Siskind, December 29, 1987: US04715685 (68 worldwide citation)

A dynamic memory array includes plural sets of spaced apart address lines and storage locations defined by cross-overs of members of the plural sets of address lines. At each storage location a charge storage means is coupled to a threshold means. The charge storage means are addressable through the ...


8
Roger W Pryor: Method for heteroepitaxial diamond film development. The Board of Governors of Wayne State University, Dykema Gossett, August 17, 1993: US05236545 (52 worldwide citation)

A method for preparing heteroepitaxial diamond films on silicon substrates is described. This method first involves the deposition of a cubic boron nitride layer on the silicon substrate as a first interfacial layer using laser ablation with a hexagonal boron nitride target in the presence of a nitr ...


9
Roger W Pryor, Antony B Brennan, James H Adair, Rajiv K Singh: Method for the production of scratch resistance articles and the scratch resistance articles so produced. Board of Governors of Wayne State University, Dykema Gossett, February 20, 1996: US05492769 (42 worldwide citation)

A method is provided for improving the scratch or surface wear resistance of substrates by embedding discrete, hard particles within the surface layer of the substrate. Discrete, hard particles are applied to the substrate surface and then embedded within and bonded to the surface layer of the subst ...


10
Gregory M Cinque, Roger W Pryor, Arthur Rubinstein: Method and apparatus for reproducing an original gray scale image. Pitney Bowes, William D Soltow Jr, Albert W Scribner, Martin D Wittstein, July 1, 1980: US04210936 (26 worldwide citation)

A method and apparatus are disclosed for reproducing an original gray scale image that may be divided into an array of discrete picture elements. The method comprises the steps of scanning each of the picture elements in the array on the original image to determine its gray level and location in the ...