Patents by Inventor Irina Ivanova

Irina Ivanova 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: 9687701
    Abstract: A golf club head comprising a body, an elevated weight bar, and a plurality of carbon tubes is disclosed herein. The body comprises a hollow interior, a face section, a sole section, and a crown section, and the elevated weight bar bridges at least a portion of the sole and may be formed separately from the rest of the body and then affixed to the body by welding or a mechanical fastener. In one embodiment, each of the carbon tubes extends from the crown section and terminates at the elevated weight bar, while in another embodiment each of the carbon tubes extends from the crown section to the sole section and passes through the elevated weight bar without making contact with the floating weight bar.
    Type: Grant
    Filed: September 28, 2016
    Date of Patent: June 27, 2017
    Assignee: Callaway Golf Company
    Inventors: James A. Seluga, Matthew Myers, Irina Ivanova, Bradley C. Rice, William C. Watson
  • Patent number: 9636757
    Abstract: A cutting tool for simultaneously forming grooves and face surface features on the face of a golf club head, and methods of using said cutting tool, is disclosed herein. The tool preferably includes at least one groove cutting portion, which creates a groove having a sidewall angle, at least one radius cutting portion, which creates each groove's edge radii, and at least one face cutting portion, which flattens and/or textures the landing area disposed between each pair of grooves and is wider than the at least one groove cutting portion. The cutting tool of the present invention preferably spins around an axis parallel to the golf club face, and can include one or more micro-feature forming portions to create positive and/or negative texturing in the land areas between each pair of grooves.
    Type: Grant
    Filed: November 18, 2014
    Date of Patent: May 2, 2017
    Assignee: Callaway Golf Company
    Inventors: Bradley C. Rice, Esteban Aguilar, Irina Ivanova
  • Publication number: 20170065857
    Abstract: Methods of bifurcating the material properties of golf club heads, and wedges in particular, are disclosed herein. The methods of the present invention preserve the bendability and feel of certain parts of the club heads, such as hosel regions, while selectively hardening and increasing the durability of other features, such as scorelines and texturing on the face.
    Type: Application
    Filed: July 27, 2016
    Publication date: March 9, 2017
    Inventors: Irina Ivanova, Bradley C. Rice
  • Publication number: 20170028273
    Abstract: A golf club providing improved golf ball launch conditions is disclosed herein. The golf club includes a face component and a sole comprising an elongated recess disposed proximate the face component. The elongated recess preferably is tube shaped, and preferably has an opening with a smaller width than an innermost surface of the elongated recess. The elongated recess may be a separate piece that is permanently affixed within an opening in the sole. Some embodiments of the golf club also comprise a cover affixed to the sole and at least partially covering the opening of the elongated recess, while other embodiments comprise a filler material disposed within the elongated recess or between the elongated recess and an internal surface of the face.
    Type: Application
    Filed: October 11, 2016
    Publication date: February 2, 2017
    Inventors: Bradley C. Rice, William C. Watson, Patrick Dawson, Irina Ivanova, Brandon D. DeMille
  • Patent number: 9486677
    Abstract: A golf club head comprising a body, an elevated weight bar, and a plurality of carbon tubes is disclosed herein. The body comprises a hollow interior, a face section, a sole section, and a crown section, and the elevated weight bar bridges at least a portion of the sole and may be formed separately from the rest of the body and then affixed to the body by welding or a mechanical fastener. In one embodiment, each of the carbon tubes extends from the crown section and terminates at the elevated weight bar, while in another embodiment each of the carbon tubes extends from the crown section to the sole section and passes through the elevated weight bar without making contact with the floating weight bar.
    Type: Grant
    Filed: September 8, 2015
    Date of Patent: November 8, 2016
    Assignee: Callaway Golf Company
    Inventors: James A. Seluga, Matthew Myers, Irina Ivanova, Bradley C. Rice, William C. Watson
  • Patent number: 9468819
    Abstract: A golf club providing improved golf ball launch conditions is disclosed herein. The golf club includes a face component and a sole comprising an elongated recess disposed proximate the face component. The elongated recess preferably is tube shaped, and preferably has an opening with a smaller width than an innermost surface of the elongated recess. The elongated recess may be a separate piece that is permanently affixed within an opening in the sole. Some embodiments of the golf club also comprise a cover affixed to the sole and at least partially covering the opening of the elongated recess, while other embodiments comprise a filler material disposed within the elongated recess or between the elongated recess and an internal surface of the face.
    Type: Grant
    Filed: November 19, 2014
    Date of Patent: October 18, 2016
    Assignee: Callaway Golf Company
    Inventors: Bradley C. Rice, William C. Watson, Patrick Dawson, Irina Ivanova, Brandon D. DeMille
  • Patent number: 9427636
    Abstract: Methods of bifurcating the material properties of golf club heads, and wedges in particular, are disclosed herein. The methods of the present invention preserve the bendability and feel of certain parts of the club heads, such as hosel regions, while selectively hardening and increasing the durability of other features, such as scorelines and texturing on the face.
    Type: Grant
    Filed: September 4, 2015
    Date of Patent: August 30, 2016
    Assignee: Callaway Golf Company
    Inventors: Irina Ivanova, Bradley C. Rice
  • Patent number: 9381408
    Abstract: The present invention discloses an iron-type golf club head having a body and at least one weight disc having a first diameter, the body having a sole with a first recess, which comprises a first bore having a second diameter, a second bore having a third diameter, and a shelf located between the first bore and the second bore, the first diameter is smaller than the second diameter and greater than the third diameter, the first bore is sized to receive the at least one weight disc, the at least one weight disc rests against the shelf, and the at least one weight disc is secured within the first bore. The sole may further comprise second, third, and fourth recesses, each of which may have a first bore, a second bore, and a shelf.
    Type: Grant
    Filed: December 22, 2014
    Date of Patent: July 5, 2016
    Assignee: Callaway Golf Company
    Inventors: Justin Kuhar, Joseph Mehren, Irina Ivanova, Bradley C. Rice, Scott R. Manwaring, Brandon D. DeMille, Patrick Dawson
  • Patent number: 9345937
    Abstract: The present invention discloses an iron-type golf club head having a body with at least one sole pocket and a cap sized to at least partially close the sole pocket. The pocket is bounded on one side by a face plate, which is only partially affixed to the body via welding, and may be completely or partially filled with the cap. The cap, which can be made of multiple materials having different densities, is located within the pocket such that one or more gaps are disposed between the cap and the sidewalls of the pocket.
    Type: Grant
    Filed: December 15, 2014
    Date of Patent: May 24, 2016
    Assignee: Callaway Golf Company
    Inventors: Irina Ivanova, Bradley C. Rice, Scott R. Manwaring, Brandon D. DeMille
  • Patent number: 9333404
    Abstract: A golf club having features that permit easy customization by consumers is disclosed herein. The golf club includes at least one weight port, at least one removable weight port insert, which may be a weight port ring or one or more weight port medallions, and at least one weight screw. The weight port of the golf club head preferably is non-circular and asymmetric.
    Type: Grant
    Filed: May 16, 2014
    Date of Patent: May 10, 2016
    Assignee: CALLOWAY GOLF COMPANY
    Inventors: Craig E. Abbott, William C. Watson, Wee Joung Kim, Bradley C. Rice, Irina Ivanova, Catherine Brookshire, Scott Manwaring
  • Patent number: 9233281
    Abstract: An iron-type golf club head comprising a high strength face plate with a face support is disclosed herein. In particular, the face plate is affixed to a perimeter region and to a face support that extends upwards from the sole proximate a front opening. The face plate preferably is welded to the perimeter region and brazed to the face support to optimize the sound and feel of the golf club head while preserving the strength of the face.
    Type: Grant
    Filed: July 17, 2014
    Date of Patent: January 12, 2016
    Assignee: Callaway Golf Company
    Inventors: Patrick Dawson, Sean Griffin, Brett Carter, Irina Ivanova
  • Patent number: 9211451
    Abstract: A golf club head having a center of gravity located at a point close to the face and the sole is disclosed herein. In particular, the golf club head comprises a hollow body including a weight lip and face component, and the weight lip extends from the sole inside the body towards the face component without making contact with the face component. The golf club head is preferably an iron-type golf club head. In other embodiments, the golf club head, which may be an iron-type golf club head, comprises a weight bar disposed within the hollow body proximate the face component, and the weight bar bridges at least a portion of the sole. The weight bar may be movable within the hollow body to allow for center of gravity adjustment.
    Type: Grant
    Filed: May 22, 2014
    Date of Patent: December 15, 2015
    Assignee: CALLAWAY GOLF COMPANY
    Inventors: Joshua D. Westrum, Brooks Roche, Chris J. Wieland, Scott R. Manwaring, Patrick Dawson, Irina Ivanova, Joel B. Erickson, Bradley C. Rice, James A. Seluga
  • Publication number: 20150111663
    Abstract: The present invention discloses an iron-type golf club head having a body and at least one weight disc having a first diameter, the body having a sole with a first recess, which comprises a first bore having a second diameter, a second bore having a third diameter, and a shelf located between the first bore and the second bore, the first diameter is smaller than the second diameter and greater than the third diameter, the first bore is sized to receive the at least one weight disc, the at least one weight disc rests against the shelf, and the at least one weight disc is secured within the first bore.
    Type: Application
    Filed: December 22, 2014
    Publication date: April 23, 2015
    Inventors: Justin Kuhar, Joseph Mehren, Irina Ivanova, Bradley C. Rice, Scott R. Manwaring, Brandon D. DeMille, Patrick Dawson
  • Publication number: 20150080146
    Abstract: A golf club providing improved golf ball launch conditions is disclosed herein. The golf club includes a face component and a sole comprising an elongated recess disposed proximate the face component. The elongated recess preferably is tube shaped, and preferably has an opening with a smaller width than an innermost surface of the elongated recess. The elongated recess may be a separate piece that is permanently affixed within an opening in the sole. Some embodiments of the golf club also comprise a cover affixed to the sole and at least partially covering the opening of the elongated recess, while other embodiments comprise a filler material disposed within the elongated recess or between the elongated recess and an internal surface of the face.
    Type: Application
    Filed: November 19, 2014
    Publication date: March 19, 2015
    Inventors: Bradley C. Rice, William C. Watson, Patrick Dawson, Irina Ivanova, Brandon D. DeMille
  • Patent number: 8956242
    Abstract: A golf club providing improved golf ball launch conditions is disclosed herein. The golf club includes a face component and a sole comprising an elongated recess disposed proximate the face component. The elongated recess preferably is tube shaped, and preferably has an opening with a smaller width than an innermost surface of the elongated recess. The elongated recess may be a separate piece that is permanently affixed within an opening in the sole. Some embodiments of the golf club also comprise a cover affixed to the sole and at least partially covering the opening of the elongated recess, while other embodiments comprise a filler material disposed within the elongated recess or between the elongated recess and an internal surface of the face.
    Type: Grant
    Filed: October 19, 2012
    Date of Patent: February 17, 2015
    Assignee: Callaway Golf Company
    Inventors: Bradley C. Rice, William C. Watson, Patrick Dawson, Irina Ivanova, Brandon D. DeMille
  • Patent number: 8926448
    Abstract: A golf club head having a center of gravity located at a point close to the face and the sole is disclosed herein. In particular, the golf club head comprises a hollow body including a weight lip and face component, and the weight lip extends from the sole inside the body towards the face component without making contact with the face component. The golf club head is preferably a wood-type or hybrid-type golf club head. In other embodiments, the golf club head comprises a weight bar disposed within the hollow body proximate the face component, and the weight bar bridges at least a portion of the sole. The weight bar may be movable within the hollow body to allow for center of gravity adjustment.
    Type: Grant
    Filed: March 7, 2013
    Date of Patent: January 6, 2015
    Assignee: Callaway Golf Company
    Inventors: Irina Ivanova, Joel B. Erickson, Bradley C. Rice, Brandon D. DeMille, Patrick Dawson, William C. Watson
  • Patent number: 8915797
    Abstract: The present invention discloses an iron-type golf club head having a body and at least one weight disc having a first diameter, the body having a sole with a first recess, which comprises a first bore having a second diameter, a second bore having a third diameter, and a shelf located between the first bore and the second bore, the first diameter is smaller than the second diameter and greater than the third diameter, the first bore is sized to receive the at least one weight disc, the at least one weight disc rests against the shelf, and the at least one weight disc is secured within the first bore. The sole may further comprise second, third, and fourth recesses, each of which may have a first bore, a second bore, and a shelf.
    Type: Grant
    Filed: May 31, 2013
    Date of Patent: December 23, 2014
    Assignee: Callaway Golf Company
    Inventors: Justin Kuhar, Joseph Mehren, Irina Ivanova, Bradley C. Rice, Scott R. Manwaring, Brandon D. DeMille, Patrick Dawson
  • Patent number: 8911302
    Abstract: The present invention discloses an iron-type golf club head having a body with at least one sole pocket and a cap sized to at least partially close the sole pocket. The pocket is bounded on one side by a face plate, which is only partially affixed to the body via welding, and may be completely or partially filled with the cap. The cap, which can be made of multiple materials having different densities, is located within the pocket such that one or more gaps are disposed between the cap and the sidewalls of the pocket.
    Type: Grant
    Filed: February 8, 2013
    Date of Patent: December 16, 2014
    Assignee: Callaway Golf Company
    Inventors: Irina Ivanova, Bradley C. Rice, Scott R. Manwaring, Brandon D. DeMille
  • Patent number: D725732
    Type: Grant
    Filed: April 22, 2014
    Date of Patent: March 31, 2015
    Assignee: Callaway Golf Company
    Inventors: Joshua D. Westrum, Irina Ivanova, Chris J. Wieland, Scott R. Manwaring
  • Patent number: D786379
    Type: Grant
    Filed: October 23, 2015
    Date of Patent: May 9, 2017
    Assignee: Callaway Golf Company
    Inventors: Irina Ivanova, Bradley C. Rice, Esteban Aguilar