1
Ranjan Ray, Donald W Scott: Centrifugal casting of titanium alloys with improved surface quality, structural integrity and mechanical properties in isotropic graphite molds under vacuum. Santoku America, Stevens Davis Miller & Mosher, August 17, 2004: US06776214 (29 worldwide citation)

Methods for making various titanium base alloys and titanium aluminides into engineering components such as rings, tubes and pipes by melting of the alloys in a vacuum or under a low partial pressure of inert gas and subsequent centrifugal casting of the melt in the graphite molds rotating along its ...


2
Ranjan Ray, Donald W Scott: Castings of metallic alloys with improved surface quality, structural integrity and mechanical properties fabricated in anisotropic pyrolytic graphite molds under vacuum. Santoku America, Stevens Davis Miller & Mosher, March 16, 2004: US06705385 (23 worldwide citation)

Molds are fabricated having a substrate of high density, high strength ultrafine grained isotropic graphite, and having a mold cavity coated with pyrolytic graphite. The molds may be made by making the substrate (main body) of high density, high strength ultrafine grained isotropic graphite, by, for ...


3
Andrew H Quintero, Jeffrey S Fedor, Alan G Quan, Karen Richardson, Donald W Scott, Ken A Piper: Surveillance monitoring and automated reporting method for detecting data changes. The Aerospace Corporation, Derrick Michael Reid, June 21, 2005: US06910071 (23 worldwide citation)

A surveillance monitoring and automated reporting method is used for detecting observable changes in data sources over a network, such as the internet, for accessing changing data, such as world wide web content data, and for providing scheduled change detection notifications and results through use ...


4
Ranjan Ray, Donald W Scott: Castings of metallic alloys with improved surface quality, structural integrity and mechanical properties fabricated in finegrained isotropic graphite molds under vacuum. Santoku America, Stevens Davis Miller & Mosher, October 5, 2004: US06799626 (18 worldwide citation)

Methods for making various metallic alloys such as nickel, cobalt and/or iron based superalloys, stainless steel alloys, titanium alloys and titanium aluminide alloys into engineering components by melting of the alloys in a vacuum or under a low partial pressure of inert gas and subsequent casting ...


5
Ranjan Ray, Donald W Scott: Centrifugal casting of titanium alloys with improved surface quality, structural integrity and mechanical properties in isotropic graphite molds under vacuum. Santoku America, Stevens Davis Miller & Mosher, June 29, 2004: US06755239 (15 worldwide citation)

Methods for making various titanium base alloys and titanium aluminides into engineering components such as rings, tubes and pipes by melting of the alloys in a vacuum or under a low partial pressure of inert gas and subsequent centrifugal casting of the melt in the graphite molds rotating along its ...


6

7
Ranjan Ray, Donald W Scott: CASTINGS OF METALLIC ALLOYS WITH IMPROVED SURFACE QUALITY, STRUCTURAL INTEGRITY AND MECHANICAL PROPERTIES FABRICATED IN REFRACTORY METALS AND REFRACTORY METAL CARBIDES COATED GRAPHITE MOLDS UNDER VACUUM. Santoku America, Stevens Davis Miller & Mosher, January 17, 2006: US06986381 (10 worldwide citation)

Molds are fabricated having a substrate of high density, high strength ultrafine grained isotropic graphite, and having a mold cavity coated with a refractory metal such as W or Re or a refractory metal carbide such as TaC or HfC. The molds may be made by making the substrate (main body) of high den ...


8
Donald W Scott, Loren S Muldowney: Polyhedral surface jigsaw puzzles. December 1, 1998: US05842697 (10 worldwide citation)

The invention comprises a continuous surface made from jigsaw puzzle pieces, wherein the three or more pieces whose corners share a common point when assembled, have corner angles whose sum is less than 360 degrees with the common point as vertex of said corner angles. The present invention makes it ...


9
Donald W Scott: Vertically assembled puzzles. October 4, 1994: US05351957 (10 worldwide citation)

A jigsaw puzzle comprising four frame pieces and a multiplicity of interior pieces designed to be assembled in a vertical format with the additional problem solving dimensions being required to complete the solution of the puzzle which can be partially assembled using classical jigsaw puzzle solving ...


10
John B Fisher, Donald W Scott: Pneumatically cleared toy slate. Scott Fisher Development Company, Oldham & Oldham Co, March 16, 1976: US03943643 (9 worldwide citation)

A toy slate of the type that has a wax coated dark slate board, a flexible milky translucent film over the slate board and a relatively impression proof transparent plastic cover layer is provided with a means for forcing a blast of air between the wax covered slate board and the translucent plastic ...



Click the thumbnails below to visualize the patent trend.