Patents by Inventor Doug M. Takehara

Doug M. Takehara 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).

  • Publication number: 20200368591
    Abstract: A golf club head includes a golf club head body, a striking face, and an inner wall supporting the striking face. A ledge extends from a body into the interior of the golf club head body, and the inner wall is disposed within a gap between the striking face and the ledge. A rear surface of the inner wall is supported by a portion of the golf club head body, and a rear surface of the striking face is in contact with a portion of the inner wall. The inner wall may be inserted into the golf club head through an opening defined in the toe portion of the golf club head or the rear portion of the golf club head.
    Type: Application
    Filed: August 7, 2020
    Publication date: November 26, 2020
    Applicant: Acushnet Company
    Inventors: Jonathan Hebreo, Doug M. Takehara, Joshua G. Breier, Ryuichi Sugimae, Nick Frame
  • Patent number: 10821338
    Abstract: A golf club head including a club head perimeter comprising a toe portion, a heel portion, a topline, and a sole portion; a striking face; and a cantilevered face support secured to the interior surface of the sole portion; wherein the cantilevered face support tab is in contact with but not secured to the rear surface of the striking face; wherein the striking face includes a centrally located first portion having a first portion thickness, a second portion having a second thickness and located heelward of the first portion, and a third portion having a third thickness and located toeward of the first portion; wherein the first thickness is greater than the second thickness, wherein the first thickness is greater than the third thickness; and wherein the cantilevered face support tab is in contact with the first portion.
    Type: Grant
    Filed: May 2, 2019
    Date of Patent: November 3, 2020
    Assignee: Acushnet Company
    Inventors: Jonathan Hebreo, Nick Frame, Oswaldo Gonzalez, Marni D. Ines, Joshua C. Stokes, Doug M. Takehara, Grant M. Martens
  • Publication number: 20200147459
    Abstract: A golf club head with a crown comprising an inner crown portion and an outer crown portion. The inner crown portion may be made of a low density or low elastic modulus material. The outer portion of the crown defines an opening to the cavity, a riser extending into the cavity, and a ledge extending from the edge of the riser. The ledge may define a first channel and a second channel that extend around the ledge. The first channel is filled with adhesive to secure the inner portion of the crown to the ledge. The inner portion of the crown is attached to the ledge such that the opening is covered by the inner portion of the crown. The golf club head may also have a sole comprising an inner sole portion and an outer sole portion.
    Type: Application
    Filed: January 17, 2020
    Publication date: May 14, 2020
    Applicant: Acushnet Company
    Inventors: Grant M. Martens, Uday V. Deshmukh, Nick Frame, Richard L. Cleghorn, Takeshi Casey Funaki, Doug M. Takehara
  • Patent number: 10583334
    Abstract: A golf club head with a crown comprising an inner crown portion and an outer crown portion. The inner crown portion may be made of a low density or low elastic modulus material. The outer portion of the crown defines an opening to the cavity, a riser extending into the cavity, and a ledge extending from the edge of the riser. The ledge may define a first channel and a second channel that extend around the ledge. The first channel is filled with adhesive to secure the inner portion of the crown to the ledge. The inner portion of the crown is attached to the ledge such that the opening is covered by the inner portion of the crown. The golf club head may also have a sole comprising an inner sole portion and an outer sole portion.
    Type: Grant
    Filed: March 6, 2018
    Date of Patent: March 10, 2020
    Assignee: Acushnet Company
    Inventors: Grant M. Martens, Uday V. Deshmukh, Nick Frame, Richard L. Cleghorn, Takeshi Casey Funaki, Doug M. Takehara
  • Patent number: 10569143
    Abstract: A golf club head made out of multi-material is disclosed herein. More specifically, the golf club head in accordance with the present invention has at least a portion of the body of the golf club head that is further comprised out of a base layer and a lightweight cover layer. The base layer may have a plurality of cutouts to help reduce unnecessary mass and the lightweight cover layer may be made out of an ultra-lightweight material to further reduce the unnecessary mass. The resulting golf club head may generally have a deep CG wherein the CG-B location is about 37 mm, and a CG-C location is greater than about 25 mm.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: February 25, 2020
    Assignee: Acushnet Company
    Inventors: Takeshi Casey Funaki, Doug M. Takehara, Gentry Ferguson
  • Publication number: 20190275384
    Abstract: A golf club head with a crown comprising an inner crown portion and an outer crown portion. The inner crown portion may be made of a low density or low elastic modulus material. The outer portion of the crown defines an opening to the cavity, a riser extending into the cavity, and a ledge extending from the edge of the riser. The ledge may define a first channel and a second channel that extend around the ledge. The first channel is filled with adhesive to secure the inner portion of the crown to the ledge. The inner portion of the crown is attached to the ledge such that the opening is covered by the inner portion of the crown. The golf club head may also have a sole comprising an inner sole portion and an outer sole portion.
    Type: Application
    Filed: March 6, 2018
    Publication date: September 12, 2019
    Applicant: Acushnet Company
    Inventors: Grant M. Martens, Uday V. Deshmukh, Nick Frame, Richard L. Cleghorn, Takeshi Casey Funaki, Doug M. Takehara
  • Publication number: 20190255397
    Abstract: A golf club head including a club head perimeter comprising a toe portion, a heel portion, a topline, and a sole portion; a striking face; and a cantilevered face support secured to the interior surface of the sole portion; wherein the cantilevered face support tab is in contact with but not secured to the rear surface of the striking face; wherein the striking face includes a centrally located first portion having a first portion thickness, a second portion having a second thickness and located heelward of the first portion, and a third portion having a third thickness and located toeward of the first portion; wherein the first thickness is greater than the second thickness, wherein the first thickness is greater than the third thickness; and wherein the cantilevered face support tab is in contact with the first portion.
    Type: Application
    Filed: May 2, 2019
    Publication date: August 22, 2019
    Applicant: Acushnet Company
    Inventors: Jonathan Hebreo, Nick Frame, Oswaldo Gonzalez, Marni D. Ines, Joshua C. Stokes, Doug M. Takehara, Grant M. Martens
  • Patent number: 10232230
    Abstract: A golf club head made out of multi-material is disclosed herein. More specifically, the golf club head in accordance with the present invention has at least a portion of the body of the golf club head that is further comprised out of a base layer and a lightweight cover layer. The base layer may have a plurality of cutouts to help reduce unnecessary mass and the lightweight cover layer may be made out of an ultra-lightweight material to further reduce the unnecessary mass. The resulting golf club head may generally have a deep CG wherein the CG-B location is about 37 mm, and a CG-C location is greater than about 30 mm.
    Type: Grant
    Filed: February 19, 2016
    Date of Patent: March 19, 2019
    Assignee: Acushnet Company
    Inventors: Doug M. Takehara, Gentry Ferguson, Mark C. Myrhum
  • Publication number: 20180111027
    Abstract: A golf club head made out of multi-material is disclosed herein. More specifically, the golf club head in accordance with the present invention has at least a portion of the body of the golf club head that is further comprised out of a base layer and a lightweight cover layer. The base layer may have a plurality of cutouts to help reduce unnecessary mass and the lightweight cover layer may be made out of an ultra-lightweight material to further reduce the unnecessary mass. The resulting golf club head may generally have a deep CG wherein the CG-B location is about 37 mm, and a CG-C location is greater than about 25 mm.
    Type: Application
    Filed: December 21, 2017
    Publication date: April 26, 2018
    Applicant: Acushnet Company
    Inventors: Takeshi Casey Funaki, Doug M. Takehara, Gentry Ferguson
  • Publication number: 20170136316
    Abstract: A golf club head made out of multi-material is disclosed herein. More specifically, the golf club head in accordance with the present invention has at least a portion of the body of the golf club head that is further comprised out of a base layer and a lightweight cover layer. The base layer may have a plurality of cutouts to help reduce unnecessary mass and the lightweight cover layer may be made out of an ultra-lightweight material to further reduce the unnecessary mass. The resulting golf club head may generally have a deep CG wherein the CG-B location is about 37 mm, and a CG-C location is greater than about 30 mm.
    Type: Application
    Filed: February 19, 2016
    Publication date: May 18, 2017
    Applicant: Acushnet Company
    Inventors: Doug M. Takehara, Gentry Ferguson, Mark C. Myrhum