1
Stephen Francis Rutkowski, Canan Uslu Hardwicke, Michael Francis Xavier Gigliotti, Melvin Robert Jackson: Robotic pen. General Electric Company, Fletcher Yoder, April 1, 2008: US07351290 (11 worldwide citation)

A robotic pen includes a computer numerically controlled machine having a multiaxis stage for mounting a workpiece, and a cooperating elevator which translates relative thereto. A pen tip is rotatably mounted to the elevator. And, a dispenser is joined in flow communication with the pen tip for ejec ...


2
Michael Frances Xavier Gigliotti Jr, Stephen Francis Rutkowski, Shyh Chin Huang, Roger John Petterson, Luana Emiliana Iorio, Andrew John Elliott: Alloy castings having protective layers and methods of making the same. General Electric Company, Fletcher Yoder P C, December 9, 2014: US08906170 (9 worldwide citation)

An alloy casting having a protective layer disposed on a surface of the casting is provided. The protective layer is resistant to liquid metal attack, and wherein the protective layer includes an oxide of an element present in the alloy. A method of forming a protective layer on a surface of the all ...


3
Bernard Patrick Bewlay, Laurent Cretegny, Michael Francis Xavier Gigliotti Jr, Roger John Petterson, Ann Melinda Ritter, Stephen Francis Rutkowski: Shell mold for casting niobium-silicide alloys, and related compositions and processes. General Electric Company, Francis T Coppa, Patrick K Patnode, November 20, 2007: US07296616 (8 worldwide citation)

A shell mold for casting molten material to form an article is described. The mold includes a shell for containing the molten material, formed from at least one of yttrium silicates, zirconium silicates, hafnium silicates, and rare earth silicates. The mold also includes a facecoat disposed on an in ...


4
Lawrence Bernard Kool, Michael Francis Gigliotti Jr, Stephen Francis Rutkowski, Paul Steven Svec, Anatoli Kogan, Richard DiDomizio, Brian Stephen Noel, David Carr, William Randall Thompson: Aluminizing slurry compositions free of hexavalent chromium, and related methods and articles. General Electric Company, Francis T Coppa, Patrick K Patnode, September 18, 2007: US07270852 (5 worldwide citation)

A slurry coating composition is described, which is very useful for enriching the surface region of a metal-based substrate with aluminum. The composition includes colloidal silica and particles of an aluminum-based powder, and is substantially free of hexavalent chromium. The slurry may include col ...


5
Stephen Francis Rutkowski: Method and assembly for forming components having internal passages using a lattice structure. General Electric Company, Armstrong Teasdale, February 28, 2017: US09579714 (3 worldwide citation)

A mold assembly for use in forming a component having an internal passage defined therein is provided. The component is formed from a component material. The mold assembly includes a mold that defines a mold cavity therein. The mold assembly also includes a lattice structure selectively positioned a ...


6
Bernard Patrick Bewlay, Brian Michael Ellis, Michael Francis Xavier Gigliotti, Thomas Joseph Kelly, Mohamed Rahmane, Stephen Francis Rutkowski, Michael James Weimer, Joseph Carl Wukusick: Crucibles for melting titanium alloys. General Electric Company, General Electric Company, Marcella R Louke, November 1, 2011: US08048365 (3 worldwide citation)

Crucibles for melting titanium alloys having a facecoat including at least one facecoat layer containing an oxide selected from scandium oxide, yttrium oxide, hafnium oxide, a lanthanide series oxide, and combinations thereof, and a backing including at least one backing layer where the crucible has ...


7
Asish Ghosh, Michael Francis Xavier Gigliotti, Shyh Chin Huang, Frederic Joseph Klug, Roger John Petterson, Stephen Francis Rutkowski, Paul Steven Svec, Lawrence Donald Graham, Robert Mark Garlock: Mold and mold basket for use in uni-directional solidification process in a liquid metal bath furnace. General Electric Company, Robert P Santandrea, Noreen C Johnson, April 9, 2002: US06367538 (3 worldwide citation)

A mold basket, for supporting a mold, for use in a liquid metal bath furnace with an elevator, comprising a flange for suspending the mold basket from the elevator; and a horizontal plate disposed beneath the flange for supporting the mold, wherein the plate is coupled to the flange with a plurality ...


8
Jeffrey Reid Thyssen, Laurent Cretegny, Daniel Joseph Lewis, Stephen Francis Rutkowski: Process of microwave heating of powder materials. General Electric Company, Penny A Clarke, June 2, 2009: US07541561 (2 worldwide citation)

A process for heating powder materials by microwave radiation so that heating and sintering or melting progressively and directionally occurs within the powder materials. The process generally entails forming a structure from a powder by arranging the powder in a mass according to size of particles ...


9
Lawrence Bernard Kool, Michael Francis Gigliotti Jr, Stephen Francis Rutkowski, Paul Steven Svec, Anatoli Kogan, Richard DiDomizio, Brian Stephen Noel, David Carr, William Randall Thompson: Aluminizing slurry compositions free of hexavalent chromium, and related methods and articles. General Electric Company, Francis T Coppa, March 1, 2011: US07896962 (2 worldwide citation)

A slurry coating composition is described, which is very useful for enriching the surface region of a metal-based substrate with aluminum. The composition includes colloidal silica and particles of an aluminum-based powder, and is substantially free of hexavalent chromium. The slurry may include col ...


10
Lawrence Bernard Kool, Stephen Francis Rutkowski: Method of selectively stripping a metallic coating. General Electric Company, Hartman & Hartman P C, Gary M Hartman, Domenica N S Hartman, August 18, 2009: US07575694 (1 worldwide citation)

A process for chemically stripping a metallic coating on an external surface of a substrate without attacking an internal surface defined by an internal passage within the substrate. Processing steps include depositing within the internal passage a thermally-decomposable wax having a melting tempera ...