Patents by Inventor Daniel M. Eisman

Daniel M. Eisman 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).

  • Striking tool with weight forward head
    Patent number: 7404346
    Abstract: The present invention provides a hand-held striking tool that has a head disposed forward of the centerline of a handle. The hand-held striking tool of the present invention may further include a flange positioned beneath the head of the tool, the flange functioning as a second area of contact so that the effect of overstrike may be controlled. The present invention also provides a hand-held striking tool that isolates the striking head of the tool from the handle such that the effect of vibrations caused by using the tool are reduced.
    Type: Grant
    Filed: August 25, 2005
    Date of Patent: July 29, 2008
    Assignee: Estwing Manufacturing Company
    Inventors: Robert H. Youngren, Daniel M. Eisman, Daniel Loveland, Christopher Aiston, Jack Harkins
  • Striking tool with weight forward head
    Patent number: 6976406
    Abstract: The present invention provides a hand-held striking tool that has a head disposed forward of the centerline of a handle. The hand-held striking tool of the present invention may further include a flange positioned beneath the head of the tool, the flange functioning as a second area of contact so that the effect of overstrike may be controlled. The present invention also provides a hand-held striking tool that isolates the striking head of the tool from the handle such that the effect of vibrations caused by using the tool are reduced.
    Type: Grant
    Filed: September 9, 2003
    Date of Patent: December 20, 2005
    Assignee: Estwing Manufacturing Company
    Inventors: Robert H. Youngren, Daniel M. Eisman, Daniel Loveland, Christopher Aiston, Jack Harkins
  • Striking tool with weight forward head
    Publication number: 20040045411
    Abstract: The present invention provides a hand-held striking tool that has a head disposed forward of the centerline of a handle. The hand-held striking tool of the present invention may further include a flange positioned beneath the head of the tool, the flange functioning as a second area of contact so that the effect of overstrike may be controlled. The present invention also provides a hand-held striking tool that isolates the striking head of the tool from the handle such that the effect of vibrations caused by using the tool are reduced.
    Type: Application
    Filed: September 9, 2003
    Publication date: March 11, 2004
    Applicant: Estwing Manufacturing Company
    Inventors: Robert H. Youngren, Daniel M. Eisman, Daniel Loveland, Christopher Aiston, Jack Harkins
  • Striking tool with weight forward head
    Patent number: 6647829
    Abstract: The present invention provides a hand-held striking tool that has a head disposed forward of the centerline of a handle. The hand-held striking tool of the present invention may further include a flange positioned beneath the head of the tool, the flange functioning as a second area of contact so that the effect of overstrike may be controlled. The present invention also provides a hand-held striking tool that isolates the striking head of the tool from the handle such that the effect of vibrations caused by using the tool are reduced.
    Type: Grant
    Filed: August 7, 2002
    Date of Patent: November 18, 2003
    Assignee: Estwing Manufacturing Company
    Inventors: Robert H. Youngren, Daniel M. Eisman, Daniel Loveland, Christopher Aiston, Jack Harkins
  • Grip material
    Patent number: 6465535
    Abstract: The present invention provides a vibration reducing grip material that includes a closed-cell poly(vinyl chloride) foam material having a Shore durometer of about 50 to about 70. According to one embodiment of the present invention, there is provided a vibration reducing handle cover for an impact tool.
    Type: Grant
    Filed: February 29, 2000
    Date of Patent: October 15, 2002
    Assignee: Estwing Manufacturing Company
    Inventor: Daniel M. Eisman
  • Hammer
    Patent number: D601398
    Type: Grant
    Filed: July 21, 2008
    Date of Patent: October 6, 2009
    Assignee: Estwing Manufacturing Company
    Inventors: Robert H. Youngren, Daniel M. Eisman
  • Hammer
    Patent number: D604136
    Type: Grant
    Filed: July 21, 2008
    Date of Patent: November 17, 2009
    Assignee: Estwing Manufacturing Company
    Inventors: Robert H. Youngren, Daniel M. Eisman
  • Hammer
    Patent number: D672218
    Type: Grant
    Filed: August 25, 2011
    Date of Patent: December 11, 2012
    Assignee: Estwing Manufacturing Company
    Inventors: Robert H. Youngren, Daniel M. Eisman