Patents Examined by Wendy Boss
  • Patent number: 7341781
    Abstract: A material useful in a process for embossing a flexible graphite sheet is presented. The inventive material is a flexible graphite sheet which has a preselected void condition which provides the capability of controlling the morphology, and thus the functional characteristics, of the resulting embossed sheet.
    Type: Grant
    Filed: April 4, 2001
    Date of Patent: March 11, 2008
    Assignee: GrafTech International Holdings Inc.
    Inventor: Jeremy Klug
  • Patent number: 6946181
    Abstract: An artificial grass surface (10) suited for bordering a runway (12) of an airfield in order to reduce the presence of birds in the airfield. The artificial grass surface (10) includes a pile fabric (14) having a plurality of pile elements (20) extending from a backing mat (18) and resembling grass. A water barrier (24) is provided for preventing water from percolating to the compacted soil surface. An infilled particulate material (22) is dispersed among the pile elements (20). A stabilizer is provided to resist dislodgment of the infilled particulate material (22) at the edges of the runways by the thrust of jet engines and to keep the particulate material (22) in the pile elements (20) when the edges of the runways are vacuumed to remove silt.
    Type: Grant
    Filed: September 5, 2001
    Date of Patent: September 20, 2005
    Assignee: Fieldturf Inc.
    Inventor: Jean Prévost
  • Patent number: 6890616
    Abstract: A ceramic honeycomb filter comprising a ceramic honeycomb structure having porous partition walls defining a plurality of flow paths for flowing an exhaust gas through the porous partition walls to remove particulates from the exhaust gas, wherein one end of each flow path is provided with a sealer, such that sealers of the flow paths in an inlet and an outlet of the ceramic honeycomb structure in a desired pattern; wherein the partition walls have thickness of 0.1-0.5 mm and a porosity of 50-80%; wherein the porosity of the sealers is larger than that of partition walls; and wherein the depth of the sealers is 3-15 mm.
    Type: Grant
    Filed: December 2, 2002
    Date of Patent: May 10, 2005
    Assignee: Hitachi Metals Ltd.
    Inventors: Hirohisa Suwabe, Shunji Okazaki, Osamu Tokudome, Yasuhiko Otsubo
  • Patent number: 6890401
    Abstract: A hollow core composite assembly 10 is provided, including a hollow core base 12 having at least one open core surface 14, a bondable solid film 22 applied to the open core surface 14, at least one dry face ply 30 laid up dry and placed on top of the solid film 22, and a liquid resin 32 applied to the at least one dry face ply 30 and then cured.
    Type: Grant
    Filed: October 30, 2001
    Date of Patent: May 10, 2005
    Assignee: The Boeing Company
    Inventor: Karl R. Bernetich
  • Patent number: 6863765
    Abstract: Curled decorative grasses and methods for producing same are disclosed wherein the curled decorative grasses have improved bulk and simulate Spanish moss in color and appearance.
    Type: Grant
    Filed: June 18, 2003
    Date of Patent: March 8, 2005
    Assignee: The Family Trust
    Inventor: Donald E. Weder
  • Patent number: 6858333
    Abstract: A coated tool such as, for example, a cutting tool for removing material from a workpiece or a forming tool for contacting a workpiece. The coated tool includes a substrate wherein the substrate with a coating scheme on the substrate. The coating scheme comprises an outer coating region wherein the outer coating region is in contact with the workpiece during operation. The outer coating region comprises at least one layer of tribological coating material. The coating scheme has an inner coating region that comprises at least one layer of a hard coating material. Optionally, there is an adhesion coating region on the substrate and in contact with the inner coating region and/or present between the outer coating region and the inner coating region.
    Type: Grant
    Filed: October 9, 2002
    Date of Patent: February 22, 2005
    Assignee: Kennametal Inc.
    Inventor: Willard E. Henderer
  • Patent number: 6855440
    Abstract: A construction product made from an extrudable composition formed into various shapes for use in deck-building systems and other applications is disclosed. The extrudable composition prepared from polyethylene polymeric compounds, such as HDPE, and mixed with a mineral such as fiberglass, mineral wool or sand, along with a pigment, has sufficient strength and other advantageous properties to be useful for those construction applications.
    Type: Grant
    Filed: February 5, 2003
    Date of Patent: February 15, 2005
    Inventor: Paul Bracegirdle
  • Patent number: 6855652
    Abstract: A structurally reinforced panel and a method of forming the panel are disclosed. The reinforcement includes a fibrous woven material in a bondable plastic matrix.
    Type: Grant
    Filed: August 24, 2001
    Date of Patent: February 15, 2005
    Assignee: L&L Products, Inc.
    Inventors: Christopher Hable, Michael J. Czaplicki
  • Patent number: 6852406
    Abstract: An anti-static, anti-reflection, transparent coating for a transpatent substrate, the coating including at least one electrically conductive layer, wherein the sheet resistance of the coating is less than about 1010 ohm/square. The coating is preferably higher transparent.
    Type: Grant
    Filed: January 3, 2001
    Date of Patent: February 8, 2005
    Assignee: Sola International Holdings, Ltd.
    Inventors: Nadine Genevieve Marechal, Richard Simon Blacker
  • Patent number: 6846574
    Abstract: A device having an improved thermal barrier coating (46) and a process for manufacturing the same. A support structure (28) for retaining a ceramic insulating material (46) on a substrate (16) is formed by the deposition of a support structure material through a patterned masking material (14). The support structure can define cells into which the ceramic insulating material is deposited following removal of the masking material. The masking material may be patterned by known photolithographic techniques (22,24) or by laser etching (48). The support structure (28) may be a composite metal-ceramic material having either discreet layers (30,34) or a graded composition and may be deposited by an electro-desposition process followed by a heat treatment to form a solid state diffusion bond with the substrate.
    Type: Grant
    Filed: May 16, 2001
    Date of Patent: January 25, 2005
    Assignee: Siemens Westinghouse Power Corporation
    Inventor: Ramesh Subramanian
  • Patent number: 6844049
    Abstract: An article made from polyvinyl chloride/wood composite having a natural wood grain finish and a method for creating the article. The natural wood grain finish is created on the article by applying multiple paint transfers onto the polyvinyl chloride/wood composite. The paint is transferred by a series of printing rollers having a wood grain pattern. Optionally, the polyvinyl chloride/wood composite can be painted with a base-coat of a hydrocarbon-based paint before applying the multiple paint transfers. This method is especially suited for manufacturing window blind slats.
    Type: Grant
    Filed: October 30, 2002
    Date of Patent: January 18, 2005
    Inventor: Hossein Amin-Javaheri
  • Patent number: 6841250
    Abstract: The present invention relates to a system for managing the heat from a heat source like an electronic component. More particularly, the present invention relates to a system effective for dissipating the heat generated by an electronic component using a thermal management system that includes a heat sink formed from a graphite article.
    Type: Grant
    Filed: September 27, 2002
    Date of Patent: January 11, 2005
    Assignee: Advanced Energy Technology Inc.
    Inventor: Jing-Wen Tzeng
  • Patent number: 6830796
    Abstract: An acoustic board with an improved composite structure (1), suitable for reducing the sound of aircraft engines, wherein an upper layer consists of a fabric (7) having a high sensitivity to sound velocity and a supporting sheet (4) having a certain porosity; the upper layer is combined, in turn, with an intermediate honeycomb layer (2) and with a lower layer (5) of the conventional type.
    Type: Grant
    Filed: January 11, 2002
    Date of Patent: December 14, 2004
    Assignee: Aermacchi S.p.A.
    Inventors: Paul Murray, Massimo Battini
  • Patent number: 6824826
    Abstract: Use of photocatalytic preparations of colloidal titanium dioxide optionally doped with a metal chosen from groups I-VA, and the lanthanide and actinide series of the periodic table, for preserving the original appearance of cementitious, stone, and marble products.
    Type: Grant
    Filed: April 11, 2002
    Date of Patent: November 30, 2004
    Assignee: Italcementi S.p.A.
    Inventors: Rossano Amadelli, Luigi Cassar, Carmine Pepe
  • Patent number: 6821631
    Abstract: A method of treating substrates, such as wood, including the steps of applying an alkali silicate solution to one or more substrates and applying an alkali borate solution with boric oxide (B2O3) content to the substrates. Substrates that have been treated using the present method include a borate-silicate polymer within the substrate. When the present substrates are wood, wood products, or green lumber, they may be used to build structures.
    Type: Grant
    Filed: October 28, 2002
    Date of Patent: November 23, 2004
    Assignee: Wood treatment Products, Inc.
    Inventors: Robert N. Grantham, Robert R. Weaver, III
  • Patent number: 6818274
    Abstract: An infill layer for use in an artificial turf system is provided. The artificial turf system may include a pile fabric having a turf backing and a plurality of turf fibers extending upwardly from the turf backing. The infill layer may include particulate material disposed upon an upper surface of the turf backing and between the turf fibers. The infill layer may advantageously comprise ceramic support material in one or more courses. The ceramic support material may also be combined with other hard particles and/or with resilient particles in the infill layer. Alternatively, recycled support material or support material having a substantially consistent size and shape may be used instead of ceramic support material.
    Type: Grant
    Filed: January 16, 2003
    Date of Patent: November 16, 2004
    Assignee: Bright Intellectual Asset Management, LLC
    Inventors: Mark E. Buck, Ronald C. Linn
  • Patent number: 6815038
    Abstract: A honeycomb structure constituted by cell partition walls (ribs) which form combined cells being composed of a plurality of cells adjacent to each other, and a honeycomb outer wall surrounding and holding outermost cells located at the circumference of combined cells, characterized in that cell partition walls and the honeycomb outer wall are formed by a bonded texture containing silicon carbide (SiC) as an aggregate and cordierite as a binder, and that the proportion (volume %) of silidon carbide (SiC) forming the bonded texture to the total of cordierite and silicon carbide (SiC) is 40 to 90%. This honeycomb structure can exceed required levels, in all of thermal conductivity, chemical durability, low thermal expansion and mechanical strength, producible at a low cost, and suitably used in a filter for purification of automobile exhaust gas, a catalyst carrier, etc.
    Type: Grant
    Filed: October 18, 2002
    Date of Patent: November 9, 2004
    Assignee: NGK Insulators, Ltd.
    Inventors: Kenji Morimoto, Katsuhiro Inoue, Shinji Kawasaki, Hiroaki Sakai
  • Patent number: 6815095
    Abstract: A binderless stimulable phosphor screen is provided, comprising a vapor deposited phosphor layer on a support, wherein between the support and the phosphor layer a ceramic layer is present, wherein said ceramic layer preferably comprises a mixture of pigments so that the optical density of the phosphor screen is higher for the stimulating wavelength than for the stimulated emission wavelength of the vapor deposited phosphor.
    Type: Grant
    Filed: November 21, 2002
    Date of Patent: November 9, 2004
    Assignee: AGFA-Gevaert
    Inventors: Paul Leblans, Luc Struye, Ludo Joly
  • Patent number: 6811836
    Abstract: A display representing a tree, such as a Christmas tree, has a trunk made of a hollow tube and held by a base in substantially vertical position. A liquid, such as water, is placed in the tube and an air supply in or near the bottom of the tube generates bubbles that rise through the tube. The tube and bubbles therein are preferably illuminated to add to the effectiveness of the display. Branches are secured to the trunk tube and extend outwardly therefrom to provide tree foliage and give the display the appearance of a tree or support foliage, such as in the form of a garland, which provides the tree foliage and gives the display the appearance of a tree.
    Type: Grant
    Filed: November 20, 1998
    Date of Patent: November 2, 2004
    Inventors: Jayson A. Johnson, Ronald F. Johnson, Susan S. Johnson
  • Patent number: 6812171
    Abstract: A process for producing a carbon fiber sheet, which comprises allowing, as necessary, an oxidized polyacrylonitrile fiber sheet to contain 0.2 to 5% by mass of a resin, then subjecting the resin-containing oxidized polyacrylonitrile fiber sheet to a compression treatment in the thickness direction under the conditions of 150 to 300° C. and 5 to 100 MPa (10 to 100 MPa when no resin treatment is made) to obtain a compressed, oxidized fiber sheet having a bulk density of 0.40 to 0.80 g/cm3 and a compression ratio of 40 to 75%, and thereafter subjecting the compressed, oxidized fiber sheet to a carbonizing treatment, which carbon fiber sheet has a thickness of 0.15 to 1.0 mm, a bulk density of 0.15 to 0.45 g/cm3, a carbon fiber content of 95% by mass or more, a compression deformation ratio of 10 to 35%, an electric resistance of 6 m&OHgr; or less and a feeling of 5 to 70 g.
    Type: Grant
    Filed: July 24, 2002
    Date of Patent: November 2, 2004
    Assignee: Toho Tenax Co., Ltd.
    Inventors: Kenji Shimazaki, Shintaro Tanaka