Patents by Inventor Masatoshi Kato
Masatoshi Kato 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: 20190161029Abstract: A method of manufacturing an insulator is provided. The insulator includes a lower member and an upper member. The lower member is placed as a second flange of the lower member is fixed in position. The upper member is then disposed on the lower member as the second flange of the upper member is fixed in position. Accordingly, the first flange of the upper member and the first flange of the lower member abut each other, and the second flange of the upper member and the second flange of the lower member abut each other. Then, the first flange of the upper member and the first flange of the lower member are swaged, and then the second flange of the upper member and the second flange of the lower member are swaged.Type: ApplicationFiled: November 21, 2018Publication date: May 30, 2019Inventors: Kouhei Yamamoto, Masatoshi Kato
-
Patent number: 10252106Abstract: A golf swing analysis apparatus for analyzing a swing action of a golf club is provided. The golf swing analysis apparatus comprises an acquisition unit configured to acquire a measurement value obtained by measuring the swing action using a measurement device; a grip behavior derivation unit configured to derive a behavior of a grip of the golf club that occurs during the swing action, based on the measurement value; and a shoulder behavior derivation unit configured to derive a behavior of a pseudo shoulder of a golfer that occurs during the swing action, based on the behavior of the grip.Type: GrantFiled: June 18, 2015Date of Patent: April 9, 2019Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Kousuke Okazaki, Masahiko Ueda, Masatoshi Kato, Yuki Nagano
-
Publication number: 20190046848Abstract: The golf club head according to the present invention is provided with a crown portion, a face portion, a sole portion, a weight member configured to be housed in at least one recessed portion formed in at least one of the crown portion and the sole portion, and a decorative member configured to cover the weight member housed in the recessed portion.Type: ApplicationFiled: August 7, 2018Publication date: February 14, 2019Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.Inventor: Masatoshi KATO
-
Publication number: 20190015714Abstract: The golf club head according to the present invention is a golf club head including a face portion, a crown portion, a sole portion, and a hosel portion configured to accept insertion of a shaft. A reference sole line of intersection which is a line of intersection between a plane containing a central axis of the shaft and perpendicular to a setting surface and a surface of the sole portion with the golf club head in a reference state is prescribed, and a curvature radius of a circular arc that passes through three points on the reference sole line of intersection respectively corresponding to a face center, a position 25 mm from the face center on a toe side and a position 25 mm from the face center on a heel side is 5.0 to 6.0 inches.Type: ApplicationFiled: July 10, 2018Publication date: January 17, 2019Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.Inventor: Masatoshi KATO
-
Publication number: 20190015713Abstract: The golf club head according to the present invention includes a face portion, a crown portion and a sole portion, the crown portion including a first region extending in a toe-heel direction along at least part of the face portion, a second region arranged further on a back side than the first region, and a step region extending in the toe-heel direction between the first region and the second region and extending downward toward the second region from the first region side, and the second region including a first part arranged in a vicinity of the middle in the toe-heel direction and contacting the step region, and a second part having a thinner wall thickness than the first part and arranged to surround a periphery of the first part on the back side, the toe side and the heel side of the first part.Type: ApplicationFiled: July 10, 2018Publication date: January 17, 2019Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.Inventor: Masatoshi KATO
-
Publication number: 20190009142Abstract: A golf club set according to the present invention is constituted by a plurality of golf clubs having different loft angles. Each golf club includes a shaft and a golf club head. Each of the golf club heads includes a crown part, a face part, a sole part, and a hosel part attached to the shaft. In at least one combination of golf clubs, among the plurality of golf clubs, having different loft angles, the golf club head of the golf club having the higher loft angle is, when in a reference state, longer from a lowermost point to an uppermost point of the golf club head, excluding the hosel part, than the golf club head of the golf club having the lower loft angle.Type: ApplicationFiled: July 5, 2018Publication date: January 10, 2019Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.Inventor: Masatoshi KATO
-
Patent number: 9881137Abstract: Provided is a fitting apparatus that accurately and objectively determines an optimal swingability index, which is a swingability index of a golf club suited to a golfer. The fitting apparatus is provided with an acquisition unit, a calculation unit, and a determination unit. The acquisition unit acquires a measurement value obtained by measuring a swing action of a test club by the golfer with a measurement device. The calculation unit calculates a swing index indicating a feature amount of the swing action, based on the measurement value. The determination unit determines the optimal swingability index, according to a magnitude of the swing index.Type: GrantFiled: July 31, 2015Date of Patent: January 30, 2018Assignees: DUNLOP SPORTS CO. LTD., SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Kousuke Okazaki, Masatoshi Kato, Masahiko Ueda, Naoyoshi Ueda, Shimpei Oyama
-
Patent number: 9802086Abstract: Provided is a golf club head in which the lateral moment of inertia can be increased through thickness adjustment of the sole portion. The golf club head according to the present invention includes a crown portion, a sole portion and a face portion. The sole portion includes a first thin-walled portion and a first thick-walled portion that extends from the toe side of the first thin-walled portion to the heel side of the first thin-walled portion via the back side, so as to surround the first thin-walled portion, and is thicker than the first thin-walled portion.Type: GrantFiled: June 3, 2016Date of Patent: October 31, 2017Assignee: DUNLOP SPORTS CO. LTD.Inventor: Masatoshi Kato
-
Patent number: 9630066Abstract: A fitting method, of a shaft of a golf club, for selecting a shaft having a torque matching a golfer based on a swing of the golfer. The method includes the steps of obtaining measurement values from a sensor attached to a grip of the golf club and capable of measuring angular velocities about three axes when a golf ball is hit by the golf club; obtaining a predetermined index value for the angular velocities quantified from the measurement values; and selecting a shaft matching the golfer from among multiple shafts whose torques have been measured in advance, based on a relationship established through test-hitting performed in advance between the index value and a torque of a shaft.Type: GrantFiled: September 24, 2013Date of Patent: April 25, 2017Assignees: DUNLOP SPORTS CO. LTD., SUMITOMO RUBBER INDUSTRIES, LTD.Inventor: Masatoshi Kato
-
Publication number: 20160354655Abstract: Provided is a golf club head in which the lateral moment of inertia can be increased through thickness adjustment of the sole portion. The golf club head according to the present invention includes a crown portion, a sole portion and a face portion. The sole portion includes a first thin-walled portion and a first thick-walled portion that extends from the toe side of the first thin-walled portion to the heel side of the first thin-walled portion via the back side, so as to surround the first thin-walled portion, and is thicker than the first thin-walled portion.Type: ApplicationFiled: June 3, 2016Publication date: December 8, 2016Applicant: DUNLOP SPORTS CO. LTD.Inventor: Masatoshi KATO
-
Publication number: 20160354656Abstract: Provided is a golf club head in which the restitution performance of a lower part of the face portion can be improved. The golf club head of the invention includes a head body having a crown portion, a sole portion and an opening surrounded by the crown portion and the sole portion, and a face member closing the opening of the head body. The face member is formed in a cup shape having a tabular face portion for hitting the ball and a peripheral portion extending from a periphery of the face portion and joined to an end surface of the opening. The peripheral portion includes a first peripheral region joined to the crown portion and a second peripheral region joined to the sole portion. The second peripheral region is more than 1.6 times larger in width than the first peripheral region, and has a width larger than 8 mm.Type: ApplicationFiled: June 3, 2016Publication date: December 8, 2016Applicant: DUNLOP SPORTS CO. LTD.Inventor: Masatoshi KATO
-
Publication number: 20160354654Abstract: Provided is a golf club head that includes a face portion for hitting a ball. The face portion has a thick portion that includes a face center, and a peripheral portion that is thinner than the thick portion and surrounds the thick portion. The thick portion extends along a central axis line, and has a recessed portion on at least one side of the central axis line so that a central region of the thick portion along the central axis line is recessed more toward the central axis line than parts of the thick portion on two sides of the central region along the central axis line. Note that the central axis line extends in a top-sole direction or in a direction inclined from a toe side toward a heel side along a direction from a sole side toward a top side.Type: ApplicationFiled: June 2, 2016Publication date: December 8, 2016Applicant: DUNLOP SPORTS CO. LTD.Inventor: Masatoshi KATO
-
Patent number: 9452331Abstract: A fitting method of a shaft of a golf club for selecting a shaft matching a golfer based on a swing of the golfer. The method includes the steps of obtaining measurement values from a sensor attached to a grip of a golf club; determining address, top, and impact of a swing from the measurement values; and selecting a shaft that matches a golfer through a usage of the swing characteristic amounts and values.Type: GrantFiled: March 29, 2013Date of Patent: September 27, 2016Assignees: DUNLOP SPORTS CO. LTD., SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Kousuke Okazaki, Masahiko Ueda, Masatoshi Kato
-
Patent number: 9297729Abstract: An evaluation method for hit feeling of a sport implement according to the present invention includes an acceleration measurement step for measuring acceleration of a sport hitting tool 4 and a data analysis step for analyzing data obtained in the measurement. In the data analysis step, an amount of change in acceleration in a first cycle of vibration after hitting is calculated. The evaluation method evaluates hit feeling to be felt by a person, using the amount of change in the acceleration. Preferably, in the data analysis step, an amount of change in acceleration in the first cycle of predetermined time is calculated. The predetermined time is within 1.5 msec from the time of hitting. Preferably, the sport hitting tool 4 has the hitting section detachably attached to a shaft section.Type: GrantFiled: April 18, 2012Date of Patent: March 29, 2016Assignee: DUNLOP SPORTS CO., LTD.Inventors: Masatoshi Kato, Naoyoshi Ueda, Masahiko Ueda, Takeshi Asakura
-
Publication number: 20160030803Abstract: Provided is a fitting apparatus that accurately and objectively determines an optimal swingability index, which is a swingability index of a golf club suited to a golfer. The fitting apparatus is provided with an acquisition unit, a calculation unit, and a determination unit. The acquisition unit acquires a measurement value obtained by measuring a swing action of a test club by the golfer with a measurement device. The calculation unit calculates a swing index indicating a feature amount of the swing action, based on the measurement value. The determination unit determines the optimal swingability index, according to a magnitude of the swing index.Type: ApplicationFiled: July 31, 2015Publication date: February 4, 2016Applicants: DUNLOP SPORTS CO. LTD., SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Kousuke OKAZAKI, Masatoshi KATO, Masahiko UEDA, Naoyoshi UEDA, Shimpei OYAMA
-
Publication number: 20150367174Abstract: A golf swing analysis apparatus for analyzing a swing action of a golf club is provided. The golf swing analysis apparatus comprises an acquisition unit configured to acquire a measurement value obtained by measuring the swing action using a measurement device; a grip behavior derivation unit configured to derive a behavior of a grip of the golf club that occurs during the swing action, based on the measurement value; and a shoulder behavior derivation unit configured to derive a behavior of a pseudo shoulder of a golfer that occurs during the swing action, based on the behavior of the grip.Type: ApplicationFiled: June 18, 2015Publication date: December 24, 2015Applicants: SUMITOMO RUBBER INDUSTRIES, LTD., DUNLOP SPORTS CO. LTD.Inventors: Kousuke OKAZAKI, Masahiko UEDA, Masatoshi KATO, Yuki NAGANO
-
Publication number: 20150224371Abstract: A fitting method, of a shaft of a golf club, for selecting a shaft having a torque matching a golfer based on a swing of the golfer. The method includes the steps of obtaining measurement values from a sensor attached to a grip of the golf club and capable of measuring angular velocities about three axes when a golf ball is hit by the golf club; obtaining a predetermined index value for the angular velocities quantified from the measurement values; and selecting a shaft matching the golfer from among multiple shafts whose torques have been measured in advance, based on a relationship established through test-hitting performed in advance between the index value and a torque of a shaft.Type: ApplicationFiled: September 24, 2013Publication date: August 13, 2015Applicants: SUMITOMO RUBBER INDUSTRIES, LTD., DUNLOP SPORTS CO. LTD.Inventor: Masatoshi Kato
-
Patent number: 8935914Abstract: An exhaust device includes: an exhaust manifold, an upstream-side cone of a catalyst, an exhaust gas sensor, an outer shell, and a sensor chamber. Between the upstream-side cone and the outer shell, an inflow channel is formed. The inflow channel has an opening that opens inside the exhaust manifold so as to communicate with the sensor chamber.Type: GrantFiled: February 17, 2011Date of Patent: January 20, 2015Assignee: Futaba Industrial Co., Ltd.Inventors: Hirohisa Okami, Masatoshi Kato
-
Patent number: 8926444Abstract: A golf club having a head disposed at a front end of a shaft and having a grip disposed at a back end of the shaft. The golf club includes a sensor section arranged on a grip-end edge of the grip and used for analyzing action of a golf swing.Type: GrantFiled: April 25, 2013Date of Patent: January 6, 2015Assignees: Dunlop Sports Co. Ltd., Sumitomo Rubber Industries, Ltd.Inventors: Masatoshi Kato, Masahiko Ueda
-
Publication number: 20130288812Abstract: A golf club having a head disposed at a front end of a shaft and having a grip disposed at a back end of the shaft. The golf club includes a sensor section arranged on a grip-end edge of the grip and used for analyzing action of a golf swing.Type: ApplicationFiled: April 25, 2013Publication date: October 31, 2013Applicants: SUMITOMO RUBBER INDUSTRIES, LTD., DUNLOP SPORTS CO. LTD.Inventors: Masatoshi KATO, Masahiko UEDA