Patents by Inventor Ryoji Kawamura
Ryoji Kawamura 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: 7712196Abstract: A belt lock includes a plug (20) and an attachment (30) to be detachably attached to the plug (20). The attachment (30) includes a belt attaching hole (32). The plug (20) is provided with a rail (26). The attachment (30) is provided with a groove (31) to be slidably engaged with the rail (26). The rail (26) is provided with a lock section (a recess) (27). The groove (31) is provided with a to-be-locked section (a protrusion) (34) to be engaged with the lock section (the recess) (27).Type: GrantFiled: July 31, 2006Date of Patent: May 11, 2010Assignee: YKK CorporationInventors: Ryoji Kawamura, Ming Hui Chen
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Publication number: 20070044285Abstract: A belt lock includes a plug (20) and an attachment (30) to be detachably attached to the plug (20). The attachment (30) includes a belt attaching hole (32). The plug (20) is provided with a rail (26). The attachment (30) is provided with a groove (31) to be slidably engaged with the rail (26). The rail (26) is provided with a lock section (a recess) (27). The groove (31) is provided with a to-be-locked section (a protrusion) (34) to be engaged with the lock section (the recess) (27).Type: ApplicationFiled: July 31, 2006Publication date: March 1, 2007Inventors: Ryoji Kawamura, Ming Chen
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Patent number: 6848577Abstract: The present invention provides a small article case which secures a sufficient engagement strength between a plug-in body and a socket, keeps the engagement strength even if the small article case is repeatedly used, is suitable for containing the small articles, and is easy to use since the plug-in body is easily engaged with and disengaged from the socket from the outside. The small article case is composed of a socket and a plug-in body to be inserted in the socket. The socket comprises a tubular body with a bottom having front and rear wall portions and opposing side wall portions, and a pair of engagement pawl attaching openings cut in arcs from the respective side wall portions to the front and rear wall portions are provided on the bottom side thereof.Type: GrantFiled: November 13, 2001Date of Patent: February 1, 2005Assignee: YKK CorporationInventors: Ryoji Kawamura, Hiroshi Matoba
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Patent number: 6728999Abstract: In a buckle of a type in which an insertion body of a male member is inserted into a housing of a female member, the male member is comprised of the insertion body and a belt attaching frame, the insertion body and the belt attaching frame being formed separately while a base end of the insertion body and the belt attaching frame are linked with each other so as to be freely rotatable, and the female member is comprised of the housing and a belt attaching frame, the housing and the belt attaching frame being formed separately while a front end of the housing and the belt attaching frame are linked with each other so as to be freely rotatable. Consequently, the buckle can readily fit a configuration of a surface of a product to be used, particularly a curved state thereof, thereby achieving a stable tightening.Type: GrantFiled: July 15, 2002Date of Patent: May 4, 2004Assignee: YKK CorporationInventors: Ryukichi Murai, Ryoji Kawamura
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Publication number: 20030014851Abstract: In a buckle of a type in which an insertion body of a male member is inserted into a housing of a female member, the male member is comprised of the insertion body and a belt attaching frame, the insertion body and the belt attaching frame being formed separately while a base end of the insertion body and the belt attaching frame are linked with each other so as to be freely rotatable, and the female member is comprised of the housing and a belt attaching frame, the housing and the belt attaching frame being formed separately while a front end of the housing and the belt attaching frame are linked with each other so as to be freely rotatable. Consequently, the buckle can readily fit a configuration of a surface of a product to be used, particularly a curved state thereof, thereby achieving a stable tightening.Type: ApplicationFiled: July 15, 2002Publication date: January 23, 2003Applicant: YKK CORPORATIONInventors: Ryukichi Murai, Ryoji Kawamura
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Patent number: 6507982Abstract: The invention provides a buckle which is formed from a buckle main body and an insert-in body, and which has a good appearance in which a belt attaching portion is hidden from view. The buckle is formed from a buckle main body and an insert-in body. The insert-in body is provided with engaging rods and a guide rod. The engaging rods are provided at both sides of a base portion of the insert-in body and have engaging portions which engage with engaging holes of the buckle main body. The guide rod is provided at a center of the base portion and can be inserted into an insert-in hole of the buckle main body. At an opposite surface of the base portion are provided a lower surface plate having a belt attaching portion, and an upper surface plate which covers a surface of the lower surface plate. A belt insertion hole into which the belt is inserted is formed between the upper surface plate and the lower surface plate. The buckle main body is formed from an upper surface plate, a lower surface plate and side walls.Type: GrantFiled: June 28, 2001Date of Patent: January 21, 2003Assignee: YKK CorporationInventor: Ryoji Kawamura
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Publication number: 20020056652Abstract: The present invention provides a small article case which secures a sufficient engagement strength between a plug-in body and a socket, keeps the engagement strength even if the small article case is repeatedly used, is suitable for containing the small articles, and is easy to use since the plug-in body is easily engaged with and disengaged from the socket from the outside. The small article case is composed of a socket and a plug-in body to be inserted in the socket. The socket comprises a tubular body with a bottom having front and rear wall portions and opposing side wall portions, and a pair of engagement pawl attaching openings cut in arcs from the respective side wall portions to the front and rear wall portions are provided on the bottom side thereof.Type: ApplicationFiled: November 13, 2001Publication date: May 16, 2002Applicant: YKK CORPORATIONInventors: Ryoji Kawamura, Hiroshi Matoba
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Publication number: 20020017011Abstract: The invention provides a buckle which is formed from a buckle main body and an insert-in body, and which has a good appearance in which a belt attaching portion is hidden from view. The buckle is formed from a buckle main body and an insert-in body. The insert-in body is provided with engaging rods and a guide rod. The engaging rods are provided at both sides of a base portion of the insert-in body and have engaging portions which engage with engaging holes of the buckle main body. The guide rod is provided at a center of the base portion and can be inserted into an insert-in hole of the buckle main body. At an opposite surface of the base portion are provided a lower surface plate having a belt attaching portion, and an upper surface plate which covers a surface of the lower surface plate. A belt insertion hole into which the belt is inserted is formed between the upper surface plate and the lower surface plate. The buckle main body is formed from an upper surface plate, a lower surface plate and side walls.Type: ApplicationFiled: June 28, 2001Publication date: February 14, 2002Inventor: Ryoji Kawamura
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Patent number: 6109908Abstract: In an auto-lock slide fastener slider composed of four members, i.e., a slider body, a pull tab, a locking and a cover, the slider body has front and rear resilient cover-attachment projections extending from an upper wing and terminating respectively in outwardly directed hooks while the cover is made of thermoplastic resin and has on respective inner edges of front and rear end walls corresponding inwardly directed hook portions resiliently engaged with the hooks of the cover-attachment projections. The cover can be attached to the slider body simply in a single snap action. Since all parts of the attaching mechanism are concealed by the cover, the resulting slider is neat in appearance.Type: GrantFiled: September 16, 1998Date of Patent: August 29, 2000Assignee: YKK CorporationInventors: Hideshi Ikehara, Ryoji Kawamura
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Patent number: D500967Type: GrantFiled: November 19, 2003Date of Patent: January 18, 2005Assignee: YKK CorporationInventor: Ryoji Kawamura
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Patent number: D502428Type: GrantFiled: November 19, 2003Date of Patent: March 1, 2005Assignee: YKK CorporationInventors: Ryoji Kawamura, Yasutaka Nishida
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Patent number: D447980Type: GrantFiled: January 19, 2001Date of Patent: September 18, 2001Assignee: YKK CorporationInventor: Ryoji Kawamura
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Patent number: D536640Type: GrantFiled: December 9, 2005Date of Patent: February 13, 2007Assignee: YKK CorporationInventors: Ryoji Kawamura, Chen Ming Hui
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Patent number: D470657Type: GrantFiled: April 13, 2001Date of Patent: February 25, 2003Assignee: YKK CorporationInventor: Ryoji Kawamura
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Patent number: D471131Type: GrantFiled: February 8, 2002Date of Patent: March 4, 2003Assignee: YKK CorporationInventor: Ryoji Kawamura
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Patent number: D551067Type: GrantFiled: December 9, 2005Date of Patent: September 18, 2007Assignee: YKK CorporationInventor: Ryoji Kawamura
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Patent number: D483293Type: GrantFiled: October 11, 2002Date of Patent: December 9, 2003Assignee: YKK CorporationInventor: Ryoji Kawamura
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Patent number: D491824Type: GrantFiled: June 4, 2003Date of Patent: June 22, 2004Assignee: Sokkia Co., Ltd.Inventor: Ryoji Kawamura
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Patent number: D497113Type: GrantFiled: June 4, 2003Date of Patent: October 12, 2004Assignee: Sokkia Co., Ltd.Inventor: Ryoji Kawamura
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Patent number: D497834Type: GrantFiled: September 5, 2003Date of Patent: November 2, 2004Assignee: YKK CorporationInventor: Ryoji Kawamura