Patents by Inventor Tadayori Nakayama
Tadayori Nakayama 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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Patent number: 11634247Abstract: A bottle includes a bottom portion which includes a bottom wall portion with a grounding portion located at an outer circumferential edge thereof, and a tubular heel portion extending upward from an outer circumferential edge of the grounding portion, in which the bottom wall portion includes an inner circumferential wall portion extending upward from an inner circumferential edge of the grounding portion, and a recessed wall portion extending inward in a radial direction from an upper end of the inner circumferential wall portion, a plurality of concave portions or a plurality of convex portions are formed on the inner circumferential wall portion over the entire circumference, and the plurality of concave portions or the plurality of convex portions are located at a portion in the inner circumferential wall portion including at least a lower end edge of the inner circumferential wall portion.Type: GrantFiled: April 18, 2019Date of Patent: April 25, 2023Assignee: YOSHINO KOGYOSHO CO., LTD.Inventors: Tadayori Nakayama, Takanori Suzuki
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Patent number: 11459140Abstract: According to the present invention, there is provided a bottle formed of a synthetic resin material in a cylindrical shape with a bottom, the bottle includes a bottom portion which includes a bottom wall portion and a heel portion, in which the bottom wall portion includes an inner peripheral wall portion and a depressed wall portion, a plurality of concave portions are formed on the inner peripheral wall portion, the plurality of concave portions are located on the inner peripheral wall portion at least in a portion including a lower end edge of the inner peripheral wall portion, a plurality of convex portions are formed at a connecting portion between the inner peripheral wall portion and the depressed wall portion, and the plurality of concave portions and the plurality of convex portions are provided alternately in the circumferential direction.Type: GrantFiled: December 23, 2020Date of Patent: October 4, 2022Assignee: YOSHINO KOGYOSHO CO., LTD.Inventor: Tadayori Nakayama
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Patent number: 11414237Abstract: A delamination container formed by blow molding a preform assembly includes: an outer layer body including a tubular outer mouth portion and a bottomed tubular barrel portion; an inner layer body including a tubular inner mouth portion fixed to an inner side of the outer mouth portion, and a containing portion separably laminated on an inner surface of the barrel portion and capable of volume-reduction deformation; an outside air introduction port; and a plurality of protrusions integrally provided in an upper end part of the barrel portion at intervals in a circumferential direction centering on an axial center of the outer mouth portion, the plurality of protrusions each projecting from an outer surface of the barrel portion and being recessed with respect to the inner surface of the barrel portion.Type: GrantFiled: March 1, 2021Date of Patent: August 16, 2022Assignee: YOSHINO KOGYOSHO CO., LTD.Inventor: Tadayori Nakayama
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Patent number: 11130608Abstract: A peripheral groove is defined by a bottom surface, an upper side surface, and a lower side surface, and, in at least one of the upper side surface and the lower side surface, a radially outer end edge of an end portion positioned at a circumferential end portion of a panel surface portion is further away in a bottle axis direction from the bottom surface toward an adjacent corner surface portion when viewed from the outside in the radial direction.Type: GrantFiled: December 12, 2019Date of Patent: September 28, 2021Assignee: YOSHINO KOGYOSHO CO., LTD.Inventor: Tadayori Nakayama
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Publication number: 20210269193Abstract: A delamination container formed by blow molding a preform assembly includes: an outer layer body including a tubular outer mouth portion and a bottomed tubular barrel portion; an inner layer body including a tubular inner mouth portion fixed to an inner side of the outer mouth portion, and a containing portion separably laminated on an inner surface of the barrel portion and capable of volume-reduction deformation; an outside air introduction port; and a plurality of protrusions integrally provided in an upper end part of the barrel portion at intervals in a circumferential direction centering on an axial center of the outer mouth portion, the plurality of protrusions each projecting from an outer surface of the barrel portion and being recessed with respect to the inner surface of the barrel portion.Type: ApplicationFiled: March 1, 2021Publication date: September 2, 2021Applicant: YOSHINO KOGYOSHO CO., LTD.Inventor: Tadayori NAKAYAMA
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Publication number: 20210197996Abstract: According to the present invention, there is provided a bottle formed of a synthetic resin material in a cylindrical shape with a bottom, the bottle includes a bottom portion which includes a bottom wall portion and a heel portion, in which the bottom wall portion includes an inner peripheral wall portion and a depressed wall portion, a plurality of concave portions are formed on the inner peripheral wall portion, the plurality of concave portions are located on the inner peripheral wall portion at least in a portion including a lower end edge of the inner peripheral wall portion, a plurality of convex portions are formed at a connecting portion between the inner peripheral wall portion and the depressed wall portion, and the plurality of concave portions and the plurality of convex portions are provided alternately in the circumferential direction.Type: ApplicationFiled: December 23, 2020Publication date: July 1, 2021Applicant: YOSHINO KOGYOSHO CO., LTD.Inventor: Tadayori NAKAYAMA
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Publication number: 20200189784Abstract: A peripheral groove is defined by a bottom surface, an upper side surface, and a lower side surface, and, in at least one of the upper side surface and the lower side surface, a radially outer end edge of an end portion positioned at a circumferential end portion of a panel surface portion is further away in a bottle axis direction from the bottom surface toward an adjacent corner surface portion when viewed from the outside in the radial direction.Type: ApplicationFiled: December 12, 2019Publication date: June 18, 2020Applicant: YOSHINO KOGYOSHO CO., LTD.Inventor: Tadayori NAKAYAMA
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Publication number: 20190322405Abstract: A bottle includes a bottom portion which includes a bottom wall portion with a grounding portion located at an outer circumferential edge thereof, and a tubular heel portion extending upward from an outer circumferential edge of the grounding portion, in which the bottom wall portion includes an inner circumferential wall portion extending upward from an inner circumferential edge of the grounding portion, and a recessed wall portion extending inward in a radial direction from an upper end of the inner circumferential wall portion, a plurality of concave portions or a plurality of convex portions are formed on the inner circumferential wall portion over the entire circumference, and the plurality of concave portions or the plurality of convex portions are located at a portion in the inner circumferential wall portion including at least a lower end edge of the inner circumferential wall portion.Type: ApplicationFiled: April 18, 2019Publication date: October 24, 2019Applicant: YOSHINO KOGYOSHO CO., LTD.Inventors: Tadayori NAKAYAMA, Takanori SUZUKI
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Patent number: 10322864Abstract: A synthetic resin bottle prevents a trunk from undergoing unsightly deformation in response to reduced pressure inside the bottle and also increases flexibility in terms of container design and secures a label attachment area sufficiently. A synthetic resin bottle includes a mouth, a trunk, and a bottom, with a reduced pressure absorbing region configured to be displaced toward the inside of the bottle in response to reduced pressure inside the bottle. The trunk includes a cylindrical-shaped straight region, which has a length of not less than 100 mm in an axis direction extending along a center axis of the trunk and in which no irregularities are provided. The straight region has a weight of not less than 11 times a weight of the reduced pressure absorbing region.Type: GrantFiled: February 17, 2017Date of Patent: June 18, 2019Assignee: YOSHINO KOGYOSHO CO., LTD.Inventors: Takuya Wada, Tadayori Nakayama
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Publication number: 20170283152Abstract: A synthetic resin bottle prevents a trunk from undergoing unsightly deformation in response to reduced pressure inside the bottle and also increases flexibility in terms of container design and secures a label attachment area sufficiently. A synthetic resin bottle includes a mouth, a trunk, and a bottom, with a reduced pressure absorbing region configured to be displaced toward the inside of the bottle in response to reduced pressure inside the bottle. The trunk includes a cylindrical-shaped straight region, which has a length of not less than 100 mm in an axis direction extending along a center axis of the trunk and in which no irregularities are provided. The straight region has a weight of not less than 11 times a weight of the reduced pressure absorbing region.Type: ApplicationFiled: February 17, 2017Publication date: October 5, 2017Applicant: YOSHINO KOGYOSHO CO., LTD.Inventors: Takuya WADA, Tadayori NAKAYAMA
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Patent number: 9650207Abstract: A bottle is a bottle formed of synthetic resin materials in a cylindrical shape with a bottom. A bottom wall portion in a bottom portion thereof includes a grounding portion positioned at an outer circumferential edge thereof, a rising circumferential wall portion connected to the grounding portion from an inside of a bottle radial direction and extending upward, a movable wall portion protruding from an upper end part of the rising circumferential wall portion toward the inside of the bottle radial direction, and a recessed circumferential wall portion extending upward from an inner end part in the bottle radial direction of the movable wall portion. The movable wall portion is arranged to be movable upward together with the recessed circumferential wall portion, around a connected portion with the rising circumferential wall portion. A plurality of ribs are arranged in the movable wall portion radially around a bottle axis.Type: GrantFiled: September 22, 2011Date of Patent: May 16, 2017Assignee: YOSHINO KOGYOSHO CO., LTD.Inventors: Tadayori Nakayama, Takao Iizuka, Goro Kurihara, Hiroaki Imai
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Patent number: 9617028Abstract: A bottomed cylindrical bottle formed of a synthetic resin material through biaxially oriented blow molding, includes a bottom portion of the bottle having a bottom wall portion, the bottom wall portion including a ground portion disposed at an outer circumferential edge portion, a rising circumferential wall portion continuously extending upward so as to be connected to the ground portion from an inside in a bottle radial direction, a movable wall portion protruding from an upper end portion of the rising circumferential wall portion toward the inside in the bottle radial direction, and a recessed circumferential wall portion having a diameter in the bottle radial direction such that the diameter gradually decreases in a direction from an inner end portion of the movable wall portion toward an upper side thereof, an annular recess depressed upward being formed at the movable wall portion in a circumferential direction thereof.Type: GrantFiled: April 26, 2012Date of Patent: April 11, 2017Assignee: YOSHINO KOGYOSHO CO., LTD.Inventor: Tadayori Nakayama
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Patent number: 9555927Abstract: A tubular bottle is formed of a synthetic resin material having a bottom part. A bottom wall part of the bottom part includes a grounding part located at an outer circumferential edge thereof, a standing peripheral wall part which is connected from a radial inner side of the bottle to the grounding part and which extends upward, a movable wall part that protrudes, from an upper end of the standing peripheral wall part, toward the radial inner side, and a depression peripheral wall part that extends upward from an inner end of the movable wall part in a radial direction of the bottle. The movable wall part is arranged so as to be movable upward centering on a portion connected to the standing peripheral wall part. An upward swelling part is formed at an outer end along the radial direction of the bottle of the movable wall part.Type: GrantFiled: August 29, 2012Date of Patent: January 31, 2017Assignee: YOSHINO KOGYOSHO CO., LTD.Inventor: Tadayori Nakayama
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Patent number: 9463900Abstract: A bottle including a bottom portion including a heel portion, and a bottom wall portion, wherein the bottom wall portion includes a rising circumferential wall portion continuing into the ground portion and extending upward, a movable wall portion having an annular shape and protruding toward the inside in the radial direction of the bottle, and a recessed circumferential wall portion extending upward from an inner edge portion of the movable wall portion in the radial direction of the bottle. The movable wall portion is freely rotatably provided having a connected portion with the rising circumferential wall portion as a center so as to move the recessed circumferential wall portion upward. A lower heel edge portion continuing into the grounding portion is formed in a smaller diameter than an upper heel portion continuing into the lower heel edge portion from an upper side.Type: GrantFiled: September 22, 2011Date of Patent: October 11, 2016Assignee: YOSHINO KOGYOSHO CO., LTD.Inventors: Tadayori Nakayama, Hiromichi Saito, Takao Iizuka
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Patent number: 9242762Abstract: Provided is a bottle including a bottom part having a bottom wall part. The bottom wall part includes a grounding part located at the outer circumferential edge thereof, a standing peripheral wall part connecting to the grounding part from a radial inner side of the bottle and extending upward, an annular movable wall part projecting from an upper end of the standing peripheral wall part toward the radial inner side of the bottle, and a depression peripheral wall part extending upward from an inner end of the movable wall part in a radial direction of the bottle. The movable wall part is disposed to freely pivot around a connection part connected with the standing peripheral wall part so as to move the depression peripheral wall part in an upward direction, and the depression peripheral wall part is formed to have multiple stages.Type: GrantFiled: October 21, 2011Date of Patent: January 26, 2016Assignee: YOSHINO KOGYOSHO CO., LTD.Inventors: Hiroaki Imai, Tadayori Nakayama
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Patent number: 9085387Abstract: The present invention relates to a bottle which is formed of a synthetic resin material into a cylindrical shape with a bottom. A bottom wall portion of a bottom of the bottle includes: a ground contact portion; a rising peripheral wall portion; a ring-shaped movable wall portion; and a depressed peripheral wall portion. The movable wall portion is rotatably disposed about a connecting part with the rising peripheral wall portion so as to move the depressed peripheral wall portion upward, and a concave and convex portion is formed over an entire circumference of the rising peripheral wall portion.Type: GrantFiled: September 22, 2011Date of Patent: July 21, 2015Assignee: YOSHINO KOGYOSHO CO., LTD.Inventors: Goro Kurihara, Hiroaki Imai, Tadayori Nakayama, Junichi Itokawa
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Patent number: 8998026Abstract: A synthetic resin bottle has a cylindrical shape with a bottom, and a bottom wall portion that includes a grounding portion located at an outer circumferential edge, a rising circumferential wall portion that is connected from an inner side to the grounding portion and extends upward, an annular movable wall portion protruding from an upper end of the rising circumferential wall portion toward the bottle radial inner side, and a recessed circumferential wall portion between the bottle radial inner side and the movable wall portion. The movable wall portion is free to rotate around a portion connected to the rising circumferential wall portion so as to move the recessed circumferential wall portion in an upward direction. The rising circumferential wall portion extends to be gradually inclined toward the bottle inner side, and an inclined angle thereof is equal to or less than 10° with respect to a bottle axis.Type: GrantFiled: July 25, 2012Date of Patent: April 7, 2015Assignee: Yoshino Kogyosho Co., Ltd.Inventors: Tadayori Nakayama, Goro Kurihara, Hiroaki Imai
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Publication number: 20140190928Abstract: A tubular bottle is formed of a synthetic resin material having a bottom part. A bottom wall part of the bottom part includes a grounding part located at an outer circumferential edge thereof, a standing peripheral wall part which is connected from a radial inner side of the bottle to the grounding part and which extends upward, a movable wall part that protrudes, from an upper end of the standing peripheral wall part, toward the radial inner side, and a depression peripheral wall part that extends upward from an inner end of the movable wall part in a radial direction of the bottle. The movable wall part is arranged so as to be movable upward centering on a portion connected to the standing peripheral wall part. An upward swelling part is formed at an outer end along the radial direction of the bottle of the movable wall part.Type: ApplicationFiled: August 29, 2012Publication date: July 10, 2014Applicant: YOSHINO KOGYOSHO CO., LTD.Inventor: Tadayori Nakayama
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Publication number: 20140124473Abstract: A synthetic resin bottle has a cylindrical shape with a bottom, and a bottom wall portion that includes a grounding portion located at an outer circumferential edge, a rising circumferential wall portion that is connected from an inner side to the grounding portion and extends upward, an annular movable wall portion protruding from an upper end of the rising circumferential wall portion toward the bottle radial inner side, and a recessed circumferential wall portion between the bottle radial inner side and the movable wall portion. The movable wall portion is free to rotate around a portion connected to the rising circumferential wall portion so as to move the recessed circumferential wall portion in an upward direction. The rising circumferential wall portion extends to be gradually inclined toward the bottle inner side, and an inclined angle thereof is equal to or less than 10° with respect to a bottle axis.Type: ApplicationFiled: July 25, 2012Publication date: May 8, 2014Applicant: YOSHINO KOGYOSHO CO., LTD.Inventors: Tadayori Nakayama, Goro Kurihara, Hiroaki Imai
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Publication number: 20140034659Abstract: A bottomed cylindrical bottle formed of a synthetic resin material through biaxially oriented blow molding, includes a bottom portion of the bottle having a bottom wall portion, the bottom wall portion including a ground portion disposed at an outer circumferential edge portion, a rising circumferential wall portion continuously extending upward so as to be connected to the ground portion from an inside in a bottle radial direction, a movable wall portion protruding from an upper end portion of the rising circumferential wall portion toward the inside in the bottle radial direction, and a recessed circumferential wall portion having a diameter in the bottle radial direction such that the diameter gradually decreases in a direction from an inner end portion of the movable wall portion toward an upper side thereof, an annular recess depressed upward being formed at the movable wall portion in a circumferential direction thereof.Type: ApplicationFiled: April 26, 2012Publication date: February 6, 2014Applicant: YOSHINO KOGYOSHO CO., LTD.Inventor: Tadayori Nakayama