Patents by Inventor Douglas C. Winfield
Douglas C. Winfield 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).
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Publication number: 20110294601Abstract: A non-conforming golf ball has a plurality of dimples formed on the outer surface of the ball in a predetermined dimple pattern, the outer surface comprising one or more first areas which include a plurality of first dimples which together have a first dimple volume and at least one second area having a dimple volume less that the first dimple volume, the first and second areas being configured to establish a preferred spin axis. The second area may be a band around the equator which has a lower dimple volume or no dimples, with the polar regions have a higher volume of dimples, creating a preferred spin axis through the poles.Type: ApplicationFiled: April 28, 2011Publication date: December 1, 2011Applicant: Aero-X Golf Inc.Inventors: David L. Felker, Douglas C. Winfield
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Publication number: 20110269575Abstract: A non-conforming golf ball has a plurality of dimples formed on the outer surface of the ball in a predetermined dimple pattern, the outer surface comprising one or more first areas which include a plurality of first dimples which together have a first dimple volume and at least one second area having a dimple volume less that the first dimple volume, the first and second areas being configured to establish a preferred spin axis. The second area may be a band around the equator which has a lower dimple volume or no dimples, with the polar regions have a higher volume of dimples, creating a preferred spin axis through the poles.Type: ApplicationFiled: April 28, 2011Publication date: November 3, 2011Applicant: AERO-X GOLF INC.Inventors: David L. Felker, Douglas C. Winfield
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Publication number: 20110269577Abstract: A non-conforming golf ball has a plurality of dimples formed on the outer surface of the ball in a predetermined dimple pattern, the outer surface comprising one or more first areas which include a plurality of first dimples which together have a first dimple volume and at least one second area having a dimple volume less that the first dimple volume, the first and second areas being configured to establish a preferred spin axis. The second area may be a band around the equator which has a lower dimple volume or no dimples, with the polar regions have a higher volume of dimples, creating a preferred spin axis through the poles.Type: ApplicationFiled: April 28, 2011Publication date: November 3, 2011Applicant: AERO-X GOLF INC.Inventors: David L. Felker, Douglas C. Winfield
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Publication number: 20110269576Abstract: A non-conforming golf ball has a plurality of dimples formed on the outer surface of the ball in a predetermined dimple pattern, the outer surface comprising one or more first areas which include a plurality of first dimples which together have a first dimple volume and at least one second area having a dimple volume less that the first dimple volume, the first and second areas being configured to establish a preferred spin axis. The second area may be a band around the equator which has a lower dimple volume or no dimples, with the polar regions have a higher volume of dimples, creating a preferred spin axis through the poles.Type: ApplicationFiled: April 28, 2011Publication date: November 3, 2011Applicant: AERO-X GOLF INC.Inventors: David C. Felker, Douglas C. Winfield
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Publication number: 20110268833Abstract: A non-conforming golf ball has a plurality of dimples formed on the outer surface of the ball in a predetermined dimple pattern, the outer surface comprising one or more first areas which include a plurality of first dimples which together have a first dimple volume and at least one second area having a dimple volume less that the first dimple volume, the first and second areas being configured to establish a preferred spin axis. The second area may be a band around the equator which has a lower dimple volume or no dimples, with the polar regions have a higher volume of dimples, creating a preferred spin axis through the poles.Type: ApplicationFiled: April 28, 2011Publication date: November 3, 2011Applicant: AERO-X GOLF INC.Inventors: David L. Felker, Douglas C. Winfield
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Publication number: 20110269578Abstract: A non-conforming golf ball has a plurality of dimples formed on the outer surface of the ball in a predetermined dimple pattern, the outer surface comprising one or more first areas which include a plurality of first dimples which together have a first dimple volume and at least one second area having a dimple volume less that the first dimple volume, the first and second areas being configured to establish a preferred spin axis. The second area may be a band around the equator which has a lower dimple volume or no dimples, with the polar regions have a higher volume of dimples, creating a preferred spin axis through the poles.Type: ApplicationFiled: April 28, 2011Publication date: November 3, 2011Applicant: AERO-X GOLF INC.Inventors: David L. Felker, Douglas C. Winfield
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Patent number: 8038548Abstract: A golf ball having a plurality of dimples formed on its outer surface, the outer surface of the golf ball being divided into plural areas comprising at least first areas containing a plurality of first dimples and second areas containing a plurality of second dimples, the areas together forming a spherical polyhedron shape, the first dimples comprising truncated spherical dimples having a first, truncated chord depth and the second dimples comprising spherical dimples having a second, spherical chord depth, the first dimples are of larger radius than the second dimples and have a truncated chord depth which is less than the spherical chord depth of the first dimples, and the total surface area of all first areas being less than the total surface area of all second areas.Type: GrantFiled: September 7, 2010Date of Patent: October 18, 2011Assignee: Aero-X Golf, Inc.Inventors: David L. Felker, Douglas C. Winfield, Rocky Lee
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Publication number: 20110081992Abstract: A golf ball having a plurality of dimples formed on its outer surface, the outer surface of the golf ball being divided into plural areas, a first group of areas containing a plurality of first dimples and a second group of areas containing a plurality of second dimples, each area of the second group abutting one or more areas of the first group, the first and second groups of areas and dimple shapes and dimensions being configured such that the golf ball is spherically symmetrical as defined by the United States Golf Association (USGA) Symmetry Rules, the plural areas configured such that the golf ball has a Drag Coefficient (CD) and a Lift Coefficient (CL) of less than about 0.330 and 0.270, respectively, at a Reynolds Number (Re) of about 80,000 and a spin rate of between about 2,900 rpm and about 3,000 rpm and a CD and CL of less than about 0.260 and 0.Type: ApplicationFiled: September 7, 2010Publication date: April 7, 2011Applicant: AERO-X GOLF INC.Inventors: David L. Felker, Douglas C. Winfield, Rocky Lee
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Publication number: 20100323822Abstract: A golf ball having a plurality of dimples formed on its outer surface, the outer surface of the golf ball being divided into plural areas comprising at least first areas containing a plurality of first dimples and second areas containing a plurality of second dimples, the areas together forming a spherical polyhedron shape, the first dimples comprising truncated spherical dimples having a first, truncated chord depth and the second dimples comprising spherical dimples having a second, spherical chord depth, the first dimples are of larger radius than the second dimples and have a truncated chord depth which is less than the spherical chord depth of the first dimples, and the total surface area of all first areas being less than the total surface area of all second areas.Type: ApplicationFiled: September 7, 2010Publication date: December 23, 2010Applicant: AERO-X GOLF INC.Inventors: David L. Felker, Douglas C. Winfield, Rocky Lee
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Publication number: 20100273578Abstract: A golf ball having a plurality of dimples formed on its outer surface, the outer surface of the golf ball being divided into plural areas, a first group of areas containing a plurality of first dimples and a second group of areas containing a plurality of second dimples, each area of the second group abutting one or more areas of the first group, the first and second groups of areas and dimple shapes and dimensions being configured such that the golf ball is spherically symmetrical as defined by the United States Golf Association (USGA) Symmetry Rules, and such that the golf ball exhibits a lift coefficient (CL) of less than about 0.300 over a range of Reynolds Number (Re) from about 60,000 to about 230,000 and for a range of dimensionless spin parameter from about 0.10 to about 0.40.Type: ApplicationFiled: April 14, 2010Publication date: October 28, 2010Applicant: AERO-X GOLF INC.Inventors: David L. Felker, Douglas C. Winfield, Rocky Lee
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Publication number: 20100273579Abstract: A golf ball having a plurality of dimples formed on its outer surface, the outer surface of the golf ball being divided into plural areas comprising at least first areas containing a plurality of first dimples and second areas containing a plurality of second dimples, the areas together forming a spherical polyhedron shape, wherein the first dimples are spherical dimples and the second dimples are truncated spherical dimples, the first dimples having a first radius and a first, spherical chord depth, and the second dimples having a second radius larger than the first radius and having a second, truncated chord depth less than half the spherical chord depth of the first dimples.Type: ApplicationFiled: April 22, 2010Publication date: October 28, 2010Applicant: AERO-X GOLF INC.Inventors: David L. Felker, Douglas C. Winfield, Rocky Lee
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Publication number: 20100273580Abstract: A golf ball having a plurality of dimples formed on its outer surface, the outer surface of the golf ball being divided into plural areas comprising at least two groups of areas, a first group of areas containing a plurality of first dimples and a second group of areas containing a plurality of second dimples, the areas in the first group being triangular and the areas in the second group being square, the first and second groups of areas being arranged to form a cuboctahedron shape, the first and second groups of areas and dimple shapes and dimensions being configured such that the golf ball is spherically symmetrical as defined by the United States Golf Association (USGA) Symmetry Rules and such that the first and second groups of areas produce different aerodynamic effects, and the first dimples being of different dimensions from the second dimples.Type: ApplicationFiled: April 22, 2010Publication date: October 28, 2010Applicant: AERO-X GOLF INC.Inventors: David L. Felker, Douglas C. Winfield, Rocky Lee
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Publication number: 20100273581Abstract: A golf ball having a plurality of dimples formed on its outer surface, the outer surface of the golf ball being divided into plural areas comprising at least two groups of areas, a first group of areas containing a plurality of first dimples and a second group of areas containing a plurality of second dimples, the first and second groups of areas being arranged to form an Archimedean solid, the first and second groups of areas and dimple shapes and dimensions being configured such that the golf ball is spherically symmetrical as defined by the United States Golf Association (USGA) Symmetry Rules and such that the first and second groups of areas produce different aerodynamic effects, and the first dimples being of different dimensions from the second dimples.Type: ApplicationFiled: April 22, 2010Publication date: October 28, 2010Applicant: AERO-X GOLF INC.Inventors: David L. Felker, Douglas C. Winfield, Rocky Lee
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Publication number: 20100273582Abstract: A golf ball formed from a single piece of material, the ball having an outer surface and a plurality of dimples formed on the outer surface, the outer surface being divided into plural areas, a first group of areas containing a plurality of first dimples and a second group of areas containing a plurality of second dimples, each area of the second group abutting one or more areas of the first group, the first and second groups of areas and dimple shapes and dimensions being configured such that the golf ball is spherically symmetrical as defined by the United States Golf Association (USGA) Symmetry Rules and such that the first and second groups of areas produce different aerodynamic effects, the first dimples being of different dimensions from the second dimples.Type: ApplicationFiled: April 22, 2010Publication date: October 28, 2010Applicant: AERO-X GOLF INC.Inventors: David L. Felker, Douglas C. Winfield, Rocky Lee
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Publication number: 20100267484Abstract: A golf ball having a plurality of dimples formed on its outer surface, the outer surface of the golf ball being divided into plural areas, a first group of areas containing a plurality of first dimples and a second group of areas containing a plurality of second dimples, each area of the second group abutting one or more areas of the first group, the first and second groups of areas and dimple shapes and dimensions being configured such that the golf ball is spherically symmetrical as defined by the United States Golf Association (USGA) Symmetry Rules and such that the first and second groups of areas produced different aerodynamic effects, and the first dimples being of different dimensions from the second dimples.Type: ApplicationFiled: April 22, 2010Publication date: October 21, 2010Applicant: AERO-X GOLF INC.Inventors: David L. Felker, Douglas C. Winfield, Rocky Lee
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Publication number: 20100267490Abstract: A golf ball comprising at least an inner core and an outer cover layer surrounding the core, the ball having a plurality of dimples formed on the outer surface of the cover layer, the outer surface being divided into plural areas, a first group of areas containing a plurality of first dimples and a second group of areas containing a plurality of second dimples, each area of the second group abutting one or more areas of the first group, the first and second groups of areas and dimple shapes and dimensions being configured such that the golf ball is spherically symmetrical as defined by the United States Golf Association (USGA) Symmetry Rules and such that the first and second groups of areas produce different aerodynamic effects, the first dimples being of different dimensions from the second dimples.Type: ApplicationFiled: April 22, 2010Publication date: October 21, 2010Applicant: AERO-X GOLF INC.Inventors: David L. Felker, Douglas C. Winfield, Rocky Lee
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Publication number: 20100267487Abstract: A golf ball having a plurality of dimples formed on its outer surface, the outer surface of the golf ball being divided into plural areas comprising at least first areas containing a plurality of first dimples and second areas containing a plurality of second dimples, the areas together forming a spherical polyhedron shape, wherein the first dimples are spherical truncated dimples and the second dimples are spherical dimples, and the second dimples are of larger radius and larger chord depth than the first dimples.Type: ApplicationFiled: April 22, 2010Publication date: October 21, 2010Applicant: AERO-X GOLF INC.Inventors: David L. Felker, Douglas C. Winfield, Rocky Lee
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Patent number: D645528Type: GrantFiled: June 22, 2010Date of Patent: September 20, 2011Assignee: Aero-X Golf, Inc.Inventors: David L. Felker, Douglas C. Winfield
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Patent number: D645529Type: GrantFiled: June 22, 2010Date of Patent: September 20, 2011Assignee: Aero-X Golf, Inc.Inventors: David L. Felker, Douglas C. Winfield
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Patent number: D646736Type: GrantFiled: June 22, 2010Date of Patent: October 11, 2011Assignee: Aero-X Golf Inc.Inventors: David L. Felker, Douglas C. Winfield