Patents by Inventor Yoshihide Mitsuya
Yoshihide Mitsuya 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: 20100021227Abstract: Variations in the size of a stick-like object are accommodated, and abutments are urged to contact with the stick-like object with an appropriate pressure. A stick-like object feeding container is provided with: an outer sleeve 11 having a front spring shoe 11a formed on the internal circumference of the front portion of the outer sleeve; an inner sleeve 12 slidably inserted into the outer sleeve and having a rear spring shoe 12a provided on the outer circumference of the inner sleeve; a spring 13 abutting at its front and rear ends against the front spring shoe and the rear spring shoe, respectively, to bias the inner sleeve backward; a chuck 17 adapted to be capable of gripping, by its front end portion, the stick-like object inserted into the inner sleeve; and a chuck ring 18.Type: ApplicationFiled: January 16, 2008Publication date: January 28, 2010Applicant: KOTOBUKI & CO., LTD.Inventors: Yoshihide Mitsuya, Juri Saitou
-
Patent number: 6517271Abstract: A double-chuck mechanical pencil having a front lead chuck for holding a lead and a back lead chuck for advancing a lead which is composed of a barrel, a lead tank connected to the back lead chuck, an adapter attached to the back of the lead tank which is restrained from rotation relative to the barrel and axially movable, and a rotary eraser projecting mechanism including a support member or an eraser support structure including a support member that is restrained from rotation relative to the adapter and detachable from the back portion of the adapter.Type: GrantFiled: October 4, 1999Date of Patent: February 11, 2003Assignee: Kotobuki & Co., Ltd.Inventors: Hidehei Kageyama, Shouji Anzai, Yoshihide Mitsuya
-
Patent number: 6517272Abstract: A double-chuck mechanical pencil having a front lead chuck for holding a lead and a back lead chuck for advancing a lead which is composed of a barrel, a lead tank connected to the back lead chuck, an adapter attached to the back of the lead tank which is restrained from rotation relative to the barrel and axially movable, and a rotary eraser projecting mechanism including a support member or an eraser support structure including a support member that is restrained from rotation relative to the adapter and detachable from the back portion of the adapter.Type: GrantFiled: October 4, 1999Date of Patent: February 11, 2003Assignee: Kotobuki & Co., Ltd.Inventors: Hidehei Kageyama, Shouji Anzai, Yoshihide Mitsuya
-
Patent number: 6491467Abstract: A writing instrument, includes a writing instrument body, and a tourmaline-containing member containing tourmaline. The tourmaline-containing member is mounted on the writing instrument body such that a surface of the member is exposed.Type: GrantFiled: October 19, 2001Date of Patent: December 10, 2002Assignee: Kotobuki & Co., Ltd.Inventor: Yoshihide Mitsuya
-
Patent number: 6379067Abstract: A double-chuck mechanical pencil has an outer tube, a tip fitting provided in the front of the outer tube, a tip chuck located at the tip of the tip fitting for holding a writing substance (e.g., a lead) and urged rearward in the axial directed, and a delivery chuck for delivering the lead. At least one of the tip chuck and the delivery chuck is formed of a synthetic resin material including polyoxymethylene.Type: GrantFiled: November 22, 1999Date of Patent: April 30, 2002Assignee: Kotobuki & Co., Ltd.Inventors: Hidehei Kageyama, Yoshihide Mitsuya, Tadayoshi Ebinuma
-
Publication number: 20020021290Abstract: An input pen is provided with an input pen module including a tip holder detachably fitted thereto for holding a soft input tip having a low hardness or a hard input tip having a high hardness or with a plurality of hard input pen modules capable of being selectively used each including a tip holder holding a hard input tip having a high hardness or a soft input pen module including a tip holder holding a soft input tip having a low hardness. The soft input tip has a durometer hardness in the range of 55° to 69° and the hard input tip has a durometer hardness in the range of 70° to 85°.Type: ApplicationFiled: August 15, 2001Publication date: February 21, 2002Inventor: Yoshihide Mitsuya
-
Patent number: 6325130Abstract: A coat transfer tool includes a case having a plate-shaped part, a feed reel provided in the case and wound with a coat transfer tape, a takeup reel provided in the case, for taking up the carrier tape fed by the feed reel, and an applying strip disposed on the path of the tape running between the feed reel and the takeup reel and pressed against a surface of a substrate. An elastic pressing arm protrudes from the plate-shaped part of the case to be kept in contact with a surface of the applying strip and to elastically press the applying strip in a direction substantially vertical to the surface.Type: GrantFiled: October 4, 1999Date of Patent: December 4, 2001Assignee: Kotobuki & Co., Ltd.Inventors: Hidehei Kageyama, Sadahiro Anzai, Yoshihide Mitsuya
-
Publication number: 20010043832Abstract: A double-chuck mechanical pencil has an outer tube, a tip fitting provided in the front of the outer tube, a tip chuck located at the tip of the tip fitting for holding a writing substance (e.g., a lead) and urged rearward in the axial directed, and a delivery chuck for delivering the lead. At least one of the tip chuck and the delivery chuck is formed of a synthetic resin material including polyoxymethylene.Type: ApplicationFiled: November 22, 1999Publication date: November 22, 2001Inventors: HIDEHEI KAGEYAMA, YOSHIHIDE MITSUYA, TADAYOSHI EBINUMA
-
Patent number: 6287036Abstract: A knocking writing utensil for use with a writing medium includes an external cylinder for receiving the writing medium located inside the external cylinder, the medium being urged rearwardly, a rotational cam mechanism including a cam cylinder capable of rotating and moving rearwardly and forwardly inside the external cylinder and regulating rearwardly movement of the writing medium, a cam body for rotating the cam cylinder at a predetermined angle each time the cam cylinder is propelled forwardly so that the cam cylinder moves alternately to a forward position and a withdrawal position, and a cam bar capable of pushing the cam cylinder forward. A knock body is connected with the cam bar so that a knock operation is feasible, the knock body undergoing a knock operation so that the cam cylinder rotates as well as moves rearwardly and forwardly in the axial direction to drive the writing medium.Type: GrantFiled: June 9, 2000Date of Patent: September 11, 2001Assignee: Kotobuki & Co., Ltd.Inventors: Tadashi Keda, Yoshihide Mitsuya
-
Patent number: 6210058Abstract: A side knock type mechanical pencil including a cylindrical shell having a ferrule; a slide member disposed axially movably within the cylindrical shell; a chuck disposed in front of the slide member, with a chuck ring being loosely fitted on the chuck; a chuck spring for urging the chuck backward; and a side knock mechanism provided in the cylindrical shell, the said side knock mechanism comprising a side knock member provided in the cylindrical shell and the slide member, the slide member being movable axially against the backward bias of the chuck spring and having a slant portion for abutment with the side knock member when the side knock member is depressed radially.Type: GrantFiled: June 22, 2000Date of Patent: April 3, 2001Assignee: Kotobuki & Co., Ltd.Inventors: Hidehei Kageyama, Tomiji Ueki, Yoshihide Mitsuya
-
Patent number: 6171397Abstract: A film (e.a., a paint film) transfer device includes case, a supply reel around which paint film transfer tape is wound, and a take-up reel for taking-up used tape which is supplied from the supply reel and used. The supply and take-up reels are rotatably mounted in the case. The outermost peripheries of the supply reel and the take-up reel are constantly contacting each other, such that the take-up reel is rotated as the supply reel is rotated.Type: GrantFiled: July 10, 1998Date of Patent: January 9, 2001Assignee: Kotobuki & Co., Ltd.Inventor: Yoshihide Mitsuya
-
Patent number: 6099182Abstract: A side knock type mechanical pencil including a cylindrical shell having a ferrule; a slide member disposed axially movably within the cylindrical shell; a chuck disposed in front of the slide member, with a chuck ring being loosely fitted on the chuck; a chuck spring for urging the chuck backward; and a side knock mechanism provided in the cylindrical shell, the side knock mechanism comprising a side knock member provided in the cylindrical shell and the slide member, the slide member being movable axially against the backward bias of the chuck spring and having a slant portion for abutment with the side knock member when the side knock member is depressed radially.Type: GrantFiled: April 24, 1998Date of Patent: August 8, 2000Assignee: Kotobuki & Co., Ltd.Inventors: Hidehei Kageyama, Tomiji Ueki, Yoshihide Mitsuya
-
Patent number: 6082916Abstract: In a mechanical pencil capable of double-chuck and side-knock type lead control functions, a slide member is axially slidably fitted in a barrel fixedly provided at its front end with a head cap, a knocking member is pivotally supported in an opening formed in the barrel to operate the slide member so that a lead projecting back chuck on which a chuck ring is loosely fitted is advanced against the resilience of a chuck spring biasing the lead projecting back chuck backward to project a lead, a sleeve is fitted on the back chuck, an inner barrel is fitted on the sleeve, and a lead holding front chuck is placed in the head cap and is biased backward by a spring.Type: GrantFiled: October 19, 1998Date of Patent: July 4, 2000Assignee: Kotobuki & Co., Ltd.Inventors: Hidehei Kageyama, Yoshihide Mitsuya
-
Patent number: 6039484Abstract: A writing instrument comprises a barrel provided with a tip element at the front thereof, a writing mechanism provided longitudinally movably within the barrel, a resilient element for biasing the writing mechanism backward, a knock member detachably mounted on the rear end of the writing mechanism, and a rattle-preventive means provided between a knock member and the barrel. The rattle of the knock member can be completely eliminated despite the presence of a clearance between parts such as between the knock member and the barrel or the tail crown.Type: GrantFiled: June 22, 1998Date of Patent: March 21, 2000Assignee: Kotobuki & Co., Ltd.Inventors: Hidehei Kageyama, Yoshihide Mitsuya
-
Patent number: 6039485Abstract: A double-chuck mechanical pencil has an outer tube, a tip fitting provided in the front of the outer tube, a tip chuck located at the tip of the tip fitting for holding a writing substance (e.g., a lead) and urged rearward in the axial directed, and a delivery chuck for delivering the lead. At least one of the tip chuck and the delivery chuck is formed of a synthetic resin material including polyoxymethylene.Type: GrantFiled: May 11, 1998Date of Patent: March 21, 2000Assignee: Kotobuki & Co., Ltd.Inventors: Hidehei Kageyama, Yoshihide Mitsuya, Tadayoshi Ebinuma
-
Patent number: 5997200Abstract: A barrel for an implement adapted to be gripped by user's fingers in use, comprises a substantially cylindrical body having a finger gripping area and an outer circumferential recess portion provided around the finger gripping area, an elastic finger gripping member mounted within the circumferential recess portion of the cylindrical body, the finger gripping member having a body of a substantially tubular shape, and a cooperating device for facilitating secure fitting of the finger gripping member within the recess portion of the cylindrical body.Type: GrantFiled: June 15, 1999Date of Patent: December 7, 1999Assignee: Kotobuki & Co., Ltd.Inventors: Hidehei Kageyama, Yoshihide Mitsuya
-
Patent number: 5988914Abstract: A writing instrument includes a tubular body, a guide sleeve, an outer sleeve, and a holder. The outer sleeve includes at least one groove on an inner surface thereof, and the guide sleeve includes at least one rib on a forward portion thereof to engage the groove of the outer sleeve. An inclined surface continuously inclining relative to the axial direction of the outer sleeve is formed at a rearward end portion of either side wall of the groove such that a width of the groove becomes wider in a direction of the rearward end. An inclined surface continuously inclining relative to the axial direction of the outer sleeve is formed at a forward end portion of either side wall of the rib such that a width of the rib becomes smaller in a direction of the forward end. An inclined angle of the inclined surface of the groove is not less than that of the inclined surface of the rib.Type: GrantFiled: September 11, 1998Date of Patent: November 23, 1999Assignee: Kotobuki & Co., Ltd.Inventors: Hidehei Kageyama, Yoshihide Mitsuya
-
Patent number: 5988908Abstract: A barrel for a implement adapted to be gripped by user's fingers in use, comprises a substantially cylindrical body having a finger gripping area and an outer circumferential recess portion provided around the finger gripping area, an elastic finger gripping member mounted the within the circumferential recess portion of the cylindrical body, the finger gripping member having a body of a substantially tubular shape, and a cooperating device for facilitating secure fitting of the finger gripping member within the recess portion of the cylindrical body.Type: GrantFiled: December 23, 1996Date of Patent: November 23, 1999Assignee: Kotobuki & Co., Ltd.Inventors: Hidehei Kageyama, Yoshihide Mitsuya
-
Patent number: 5988913Abstract: In a double-chuck mechanical pencil provided with an eraser, the torsional breakage of a lead gripped by a front lead chuck and a back lead chuck due to the turning of a lead tank caused when an eraser is used is prevented, and inconvenience to a lead supplying operation caused by the abrasion of the eraser is eliminated.Type: GrantFiled: October 6, 1997Date of Patent: November 23, 1999Assignee: Kotobuki & Co., Ltd.Inventors: Hidehei Kageyama, Shouji Anzai, Yoshihide Mitsuya
-
Patent number: 5971644Abstract: A writing instrument includes a barrel having a substantially cylindrical body, the cylindrical body having a finger gripping area and an outer circumferential recess portion provided around the finger gripping area, a writing medium advancing mechanism axially movably disposed within the barrel, an actuating member provided at the outer circumferential recess portion for actuating the writing medium advancing means, the actuating member being engaged with the writing medium advancing mechanism, and a finger gripping member provided around the circumferential recess portion of the cylindrical body, the finger gripping member having an opening, the actuating member being exposed externally through the opening of the finger gripping member.Type: GrantFiled: July 15, 1998Date of Patent: October 26, 1999Assignee: Kotobuki & Co., Ltd.Inventors: Hidehei Kageyama, Tomiji Ueki, Yoshihide Mitsuya