Patents by Inventor David R. Hand

David R. Hand has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 8067317
    Abstract: The invention relates to a fabric having both stab resistant and anti-ballistic properties. The fabric is made of yarn of a weight greater than about 500 dtex, and the fabric has a minimum shrinkage factor of at least about 1% achieved through a densification treatment. The invention further relates to a method of producing a such a fabric having the steps of agitating a fabric made of a yarn of a weight greater than about 500 dtex, substantially removing a spin finish from the fabric before, during or after the agitating step, and drying the fabric.
    Type: Grant
    Filed: July 26, 2007
    Date of Patent: November 29, 2011
    Assignee: Teijin Aramid GmbH
    Inventors: David R. Hand, Rudiger Hartert, Christian Bottger
  • Publication number: 20080248709
    Abstract: The invention relates to a fabric having both stab resistant and anti-ballistic properties. The fabric is made of yarn of a weight greater than about 500 dtex, and the fabric has a minimum shrinkage factor of at least about 1% achieved through a densification treatment. The invention further relates to a method of producing a such a fabric having the steps of agitating a fabric made of a yarn of a weight greater than about 500 dtex, substantially removing a spin finish from the fabric before, during or after the agitating step, and drying the fabric.
    Type: Application
    Filed: July 26, 2007
    Publication date: October 9, 2008
    Applicant: TEIJIN TWARON GMBH
    Inventors: David R. HAND, Rudiger Hartert, Christian Bottger
  • Patent number: 7354875
    Abstract: The invention relates to a fabric having both stab resistant and anti-ballistic properties. The fabric is made of yarn of a weight greater than about 500 dtex, and the fabric has a minimum shrinkage factor of at least about 1% achieved through a densification treatment. The invention further relates to a method of producing a such a fabric having the steps of agitating a fabric made of a yarn of a weight greater than about 500 dtex, substantially removing a spin finish from the fabric before, during or after the agitating step, and drying the fabric.
    Type: Grant
    Filed: February 4, 2003
    Date of Patent: April 8, 2008
    Assignee: Teijin Twaron GmbH
    Inventors: David R. Hand, Rudiger Hartert, Christian Bottger
  • Publication number: 20040023580
    Abstract: The invention relates to a fabric having both stab resistant and anti-ballistic properties. The fabric is made of yarn of a weight greater than about 500 dtex, and the fabric has a minimum shrinkage factor of at least about 1% achieved through a densification treatment. The invention further relates to a method of producing a such a fabric having the steps of agitating a fabric made of a yarn of a weight greater than about 500 dtex, substantially removing a spin finish from the fabric before, during or after the agitating step, and drying the fabric.
    Type: Application
    Filed: February 4, 2003
    Publication date: February 5, 2004
    Applicant: TEIJIN TWARON GMBH
    Inventors: David R. Hand, Rudiger Hartert, Christian Bottger
  • Patent number: 5331683
    Abstract: A protective body armor garment shell is disclosed which has a front panel and a back panel made of a lightweight material and having features simulating a uniform shirt such that the garment shell can be worn over or in place of a standard uniform shirt and maintain a professional appearance while concealing the fact that body armor is being worn. The back panel is attached to the body utilizing a belt which firmly retains the garment to the body even when the front panel is loosely draped across the chest. The drapable feature allows a person wearing the garment to loosen the front panel to provide ventilation while maintaining the garment on the body, to maximize comfort.
    Type: Grant
    Filed: November 13, 1991
    Date of Patent: July 26, 1994
    Assignee: Point Blank Body Armor, Inc.
    Inventors: Richard Stone, David R. Hand
  • Patent number: 5073985
    Abstract: A protective body armor garment shell is disclosed which has a front panel and a back panel made of a lightweight material and having features simulating a uniform shirt such that the garment shell can be worn over or in place of a standard uniform shirt and maintain a professional appearance while concealing the fact that body armor is being worn. The back panel is attached to the body utilizing a belt which firmly retains the garment to the body even when the front panel is loosely draped across the chest. The drapable feature allows a person wearing the garment to loosen the front panel to provide ventilation while maintaining the garment on the body, to maximize comfort.
    Type: Grant
    Filed: October 22, 1990
    Date of Patent: December 24, 1991
    Assignee: Point Blank Body Armor, Inc.
    Inventors: Richard Stone, David R. Hand
  • Patent number: 4989266
    Abstract: A body armor insert has a set of ballistic cloth plies made from polyethylene fibers sandwiched between first and second sets of ballistic cloth plies made from aramid fiber. The number of plies in each of the three sets of plies is a function of a level of protection to be provided. Each of the two sets of aramid plies are sewn together along a central region of the set of plies. The set of polyethylene fiber plies are not sewn together except that all three sets of plies are sewn together in a shoulder region of the body armor insert.
    Type: Grant
    Filed: October 13, 1989
    Date of Patent: February 5, 1991
    Assignee: Point Blank Body Armor, Inc.
    Inventors: Anthony J. Borgese, Gaeton J. Dragone, David R. Hand