Patents by Inventor Minoru Yamazaki

Minoru Yamazaki 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).

  • Patent number: 5562602
    Abstract: An insert cover portion having channels including an air-supply tubular passage, a water-supply tubular passage and a suction tubular passage sidewards extending from a joint adjacent to an operator in a direction of the longitudinal axis of the insert cover portion, the insert cover portion having channels further including an external tubular passage extending outwardly. The insert cover portion has the operation facility realized by considering to prevent hindering of the operation by various tubular passages extending from the joint.
    Type: Grant
    Filed: April 28, 1993
    Date of Patent: October 8, 1996
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Hisao Yabe, Yoshihiro Iida, Akira Suzuki, Hideo Ito, Yoshio Tashiro, Minoru Yamazaki, Osamu Tamada, Yosuke Yoshimoto, Yasuyuki Futatsugi
  • Patent number: 5556367
    Abstract: A cover type endoscope apparatus including an endoscope cover and an endoscope to be covered which is used by being inserted into the endoscope cover. The endoscope cover can be used in common for covering a plurality of endoscopes to be covered having different lengths without changing the length of the cover.
    Type: Grant
    Filed: March 29, 1993
    Date of Patent: September 17, 1996
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Hisao Yabe, Yoshio Tashiro, Yoshihiro IIda, Akira Suzuki, Hideo Itoh, Minoru Yamazaki, Osamu Tamada, Yasuhito Kura
  • Patent number: 5554098
    Abstract: In an endoscope system including an endoscope having an insertion section insertable into a cavity under inspection and an operation section having at least one operation switch, said operation section being connected to a proximal end of said insertion section and a disposable protection cover having an insertion section cover for covering said insertion section of the endoscope and an operation section cover for covering said operation section of the endoscope, said insertion section cover includes a forceps channel through which existing forceps for use in ordinary without-cover endoscopes can be inserted. An inner diameter of the forceps channel is determined to be slightly larger than an outer diameter of most frequently used forceps or standard forceps whose number shows a peak in the outer diameter series of the forceps.
    Type: Grant
    Filed: March 29, 1993
    Date of Patent: September 10, 1996
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Hisao Yabe, Yoshihiro Iida, Akira Suzuki, Hideo Ito, Yoshio Tashiro, Minoru Yamazaki, Osamu Tamada, Keiichi Arai
  • Patent number: 5551945
    Abstract: In an endoscope system including an endoscope having an insertion section to be inserted into a cavity under inspection, a bending portion which is provided in said insertion section near a distal end thereof and is bendable in at least two different directions and an operation section to which a proximal end of the insertion section is connected and a disposable protection cover having an insertion section cover for covering said insertion section of the endoscope and having formed therein an insertion section inserting channel into which said insertion section of the endoscope is insertable and at least one conduit channel, said insertion section and bending portion of the endoscope are formed to have a non-circular lateral cross section, a direction in which said non-circular cross section has a larger size is aligned with a direction in which said bending portion is bent by a maximum bending angle or a direction in which said non-circular cross section has a smaller size is aligned with a direction in whi
    Type: Grant
    Filed: April 28, 1993
    Date of Patent: September 3, 1996
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Hisao Yabe, Yoshihiro Iida, Akira Suzuki, Hideo Ito, Yoshio Tashiro, Minoru Yamazaki, Osamu Tamada
  • Patent number: 5545121
    Abstract: A cover-type endoscope apparatus comprising an endoscope cover and a covering endoscope used by inserting said covering endoscope into the endoscope cover. A display means for indicating a fitness of the endoscope cover and the covering endoscope is provided on either the endoscope cover or the covering endoscope.
    Type: Grant
    Filed: March 4, 1993
    Date of Patent: August 13, 1996
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Hisao Yabe, Yoshihiro Iida, Akira Suzuki, Hideo Ito, Yoshio Tashiro, Minoru Yamazaki, Osamu Tamada, Shigeru Nakajima
  • Patent number: 5538496
    Abstract: A covering endoscope having a curving portion composed of a plurality of curving pieces and an observation optical system and an endoscope cover having an inserting path for inserting the endoscope and a contained unit provided along the inserting path. A side of the curving pieces facing the contained unit is formed of flat surfaces and a coupling portion coupling adjacent ones of the curving pieces are provided in a position near the flat surfaces from a center of the endoscope.
    Type: Grant
    Filed: March 19, 1993
    Date of Patent: July 23, 1996
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Hisao Yabe, Akira Suzuki, Minoru Yamazaki, Hideo Ito, Yoshihiro Iida, Yoshio Tashiro, Osamu Tamada
  • Patent number: 5536236
    Abstract: A covered endoscope system according to the present invention comprises a cover and a coverable endoscope to be inserted into the cover for use. Herein, an optical filter is mounted in the distal part of a cover abutting on the front of an observation optical system of the coverable endoscope.
    Type: Grant
    Filed: March 26, 1993
    Date of Patent: July 16, 1996
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Hisao Yabe, Yoshihiro Iida, Akira Suzuki, Hideo Ito, Yoshio Tashiro, Minoru Yamazaki, Osamu Tamada, Tsutomu Ishiguro
  • Patent number: 5536235
    Abstract: An endoscope apparatus of an endoscope cover type using an endoscope cover comprises an endoscope having a long and narrow insertion tube, and an endoscope cover covering at least an endoscope insertion tube. In the endoscope apparatus, flexibility varies in a direction of a longitudinal axis of at least one of the endoscope and the endoscope cover.
    Type: Grant
    Filed: March 22, 1993
    Date of Patent: July 16, 1996
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Hisao Yabe, Yoshihiro Iida, Akira Suzuki, Hideo Ito, Yoshio Tashiro, Minoru Yamazaki, Osamu Tamada, Toshiyuki Kubonoya
  • Patent number: 5526928
    Abstract: A package assembly for packaging an endoscope cover for covering the outer surface of the endoscope is disclosed. The package comprises a cover for an insertion tube section of the endoscope, and a package base member for accommodating the endoscope cover therein, the cover section is accommodated in the package base member so as not to overlap itself while being in the state of packaging.
    Type: Grant
    Filed: September 30, 1994
    Date of Patent: June 18, 1996
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Hisao Yabe, Yoshihiro Iida, Akira Suzuki, Hideo Ito, Yoshio Tashiro, Minoru Yamazaki, Osamu Tamada, Ichiro Nakamura
  • Patent number: 5518671
    Abstract: A method of setting molding conditions for an injection molding machine 1 using a mold 2 whose specifications data are unclear included three setting processes. In the first setting process A, by inputting known data into controller 3, the molding conditions based on a data base prepared in advance and said input known data are set. In the second setting process B, injection molding is performed according to prescribed molding conditions pre-selected concerning injection pressure P, injection speed V and the injection start position of screw 4, and then, based on the product just molded, injection pressure P is altered, to set said altered injection pressure P, injection speed V and proper pre-feed measurement value Md as molding conditions. In the third setting process C, injection molding is performed according to molding conditions obtained from said second setting process B, and subsequently, taking into account the findings from the product just molded, said molding conditions are adjusted.
    Type: Grant
    Filed: October 20, 1994
    Date of Patent: May 21, 1996
    Assignee: Nissei Plastic Industrial Co., Ltd.
    Inventors: Michiaki Takizawa, Fumio Shiozawa, Takashi Magario, Makoto Takeuchi, Masatake Hoshina, Minoru Yamazaki, Toshimi Kato
  • Patent number: 5516276
    Abstract: A die assembly for molding a disc such as a compact disc, a video disc or the like by employing an injection molding process. The die assembly comprises a stationary die half including as essential components a stationary platen, a base die half, and an insert die half received on the stationary platen, and a movable die half. The insert die half includes a first insert for fixing the insert die half on the stationary platen, and a first mirror surface board removably received in a cavity of the first insert. The insert die half can be easily installed and removed into/from an installation space defined by a pair of retaining members and a die receiving member and when installed, it can be certainly and easily fixed by a pair of retaining members.
    Type: Grant
    Filed: September 29, 1994
    Date of Patent: May 14, 1996
    Assignee: Nissei Plastics Industrial Co., Ltd.
    Inventors: Kazutoshi Takayama, Makoto Nakazawa, Toshiyuki Kanai, Kazuki Miyairi, Shuji Aiba, Minoru Yamazaki
  • Patent number: 5514074
    Abstract: A cover system endoscope apparatus in which an insert part cover sheath for isolating the insert part of a cover endoscope is airtightly connected to a distal end constructive part of a tip part of an insert part cover. The insert part cover sheath is composed of a soft resin such as polyurethane exhibiting an excellent chemical resistance and a relatively high flexibility. The tip side of the cover sheath is connectively covered on an outer peripheral edge of the rear end of the distal end constructive part. The insert part cover sheath is formed with a forceps inlet on its near-at-hand side. Connected airtightly thereto is an endoscope manipulation part fixing mouth part having an expansion tube mouth for connecting an expansion tube and further a connecting part connected to a cover holding tool. An opening of an endoscope insert channel provided in an interior of the insert part cover sheath is formed on the near-at-hand side of the endoscope manipulation part fixing mouth part.
    Type: Grant
    Filed: February 21, 1995
    Date of Patent: May 7, 1996
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Hisao Yabe, Yoshihiro Iida, Akira Suzuki, Hideo Ito, Yoshio Tashibo, Minoru Yamazaki, Osamu Tamada
  • Patent number: 5487376
    Abstract: In an endoscope system including an endoscope having an insertion section insertable into a cavity under inspection and an operation section to which a proximal end of the insertion section is connected, and a disposable protection cover having an insertion section cover for covering the insertion section of the endoscope and an operation section cover for covering said operation section of the endoscope, said operation section cover is constructed such that it can be commonly used to cover operation sections of a plurality of endoscopes. Upon removing the insertion section of the endoscope from the insertion section cover, the insertion section section cover is supported by a supporting apparatus including a proximal end supporting unit for supporting a proximal end of the insertion section cover and a distal end supporting unit for supporting a distal end of the insertion section cover.
    Type: Grant
    Filed: March 26, 1993
    Date of Patent: January 30, 1996
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Hisao Yabe, Yoshihiro Iida, Akira Suzuki, Hideo Ito, Yoshio Tashiro, Minoru Yamazaki, Osamu Tamada
  • Patent number: 5460166
    Abstract: An endoscope cover system endoscope to be used in an endoscope inspection including an endoscope having an elongate inserted part provided with a curvable curving part and an operating part provided with a curving operating knob curving operating the curving part and a channeled endoscope cover having an inserted part cover provided with an endoscope inserting channel through which the inserted part is inserted and such fluid tube path through which a fluid flows as an air feeding tube path so that, when the curving part is curved close to the maximum curvature angle in the maximum curvature angle direction by operating the curving operating knob, the fluid tube path within the inserted part cover will be curved and twisted to move outside in the maximum curvature angle direction.
    Type: Grant
    Filed: March 25, 1993
    Date of Patent: October 24, 1995
    Assignee: Olympus Optical, Ltd.
    Inventors: Hisao Yabe, Yoshihiro Iida, Akira Suzuki, Hideo Ito, Yoshio Tashiro, Minoru Yamazaki, Osamu Tamada, Motokazu Nakamura
  • Patent number: 5460167
    Abstract: An endoscope cover with a channel covers at least an inserted portion of an endoscope. The endoscope cover has a treatment tool channel into which a treatment tool is inserted and incorporates a treatment tool raising device for moving, to a predetermined position, the treatment tool inserted into the treatment tool channel and protruding from a distal end portion of the treatment tool channel. The endoscope cover includes an endoscope operating portion fixing port portion provided at a proximal end portion of an inserted portion covering portion which covers the inserted portion of the endoscope. The port portion fixes an operating portion of the endoscope inserted into the inserted portion covering portion. A treatment tool raising device operating member connected to the treatment tool raising device for operating the treatment tool raising device is disposed in the endoscope operating portion fixing port portion.
    Type: Grant
    Filed: March 29, 1993
    Date of Patent: October 24, 1995
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Hisao Yabe, Hideo Itoh, Yoshio Tashiro, Yoshihiro Iida, Akira Suzuki, Minoru Yamazaki, Osamu Tamada, Tatsuya Furukawa
  • Patent number: 5458133
    Abstract: A cover type endoscope apparatus includes a cover, a covered endoscope which is inserted into this cover and used, and a cover holder for holding various peripheral units connected to the covered endoscope and the cover, wherein an indication device for indicating whether or not an apparatus should handle a clean area in a sterile state or other area is provided in each of the components.
    Type: Grant
    Filed: April 28, 1993
    Date of Patent: October 17, 1995
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Hisao Yabe, Hideo Itoh, Yoshio Tashiro, Yoshihiro Iida, Akira Suzuki, Minoru Yamazaki, Osamu Tamada, Shigeru Nakajima, Keiichi Arai
  • Patent number: 5458132
    Abstract: The present invention relates to an endoscope cover-sheathed endoscope having an endoscope in which an insertional part is extending from an operational part, and an endoscope cover made up of an insertional part cover, an operational part cover, and a universal cord cover, which shield the endoscope and are concatenated in that order from the distal end of the endoscope.The operational part cover overlaps and shields the margin of the insertional part cover, while the operational part cover overlaps and shields the margin of the universal cord cover. The endoscope will not therefore be bared.The proximal portion of an insertional part cover skin of the insertional part cover, which shields the insertional part and consists of a distal part, an insertional part cover skin, and an operational endoscope cover locking cap, is formed as a rigid skin made of Teflon, urethane, or other resin having such rigidity that will not cause a damage resulting from friction with other member, for example, a rigid sheath.
    Type: Grant
    Filed: April 27, 1993
    Date of Patent: October 17, 1995
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Hisao Yabe, Yoshihiro Iida, Akira Suzuki, Hideo Itoh, Yoshio Tashiro, Minoru Yamazaki, Osamu Tamada
  • Patent number: 5431150
    Abstract: An endoscope cover-sheathed endoscope is composed of an endoscope having an elongated insertional part that is inserted into a living body, and an endoscope cover including an insertional part cover in which an endoscope insertion channel into which the elongated insertional part is inserted is formed. A tube cap with which the terminal of a tube, which communicates with the endoscope insertion channel and feeds air to the endoscope insertion channel in order to enable insertion or removal of the insertional part into or from the endoscope insertion channel, is coupled is shielded with a cap cover, thus preventing spread of contamination.
    Type: Grant
    Filed: March 1, 1993
    Date of Patent: July 11, 1995
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Hisao Yabe, Yoshihiro Iida, Akira Suzuki, Hideo Ito, Yoshio Tashiro, Minoru Yamazaki, Osamu Tamda
  • Patent number: 5419311
    Abstract: An endoscope apparatus of a type having a cover for covering the endoscope composed of a cover for an insert, a cover for a control unit, and a universal-cord cover, and the endoscope which uses the endoscope cover to cover the control unit having a handle in the body of the control unit, an elongated insert extending from the control unit to the leading portion and a universal cord extending from the control unit. At least two members of all members that form the cover for the insert of the endoscope cover, for example, a leading unit and an acceptor for fixing the control unit of the endoscope, are made of the same material such as polysulfone which is a thermoplastic resin which can be recycled, or all members forming the cover for the insert are made of a material which can be subjected to a combustion process, or the cover for the control unit integrally covers the insert and the handle of the endoscope with the endoscope cover.
    Type: Grant
    Filed: March 9, 1993
    Date of Patent: May 30, 1995
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Hisao Yabe, Yoshihiro Iida, Akira Suzuki, Hideo Ito, Yoshio Tashiro, Minoru Yamazaki, Osamu Tamada, Yosuke Yoshimoto
  • Patent number: 5350546
    Abstract: Upon setting various molding conditions relating to new molding, one or more than two of pseudo-correlation data Q1, Q2, Q3, Q4, Q5 . . . which are secondary physical values (a fluid pressure, a hold pressure, a pressure coefficient and the like) previously set in accordance with primary physical values (a thickness, a fluid length and the like) relating to a virtual molded article, and upon setting of the molding conditions, the molding conditions are computed from primary physical values relating to molding of an actual molded article in accordance with the correlation data Q1 . . . , the molding conditions including a design condition for dies or a result of analysis of operation.
    Type: Grant
    Filed: August 25, 1992
    Date of Patent: September 27, 1994
    Assignee: Nissei Plastic Industrial Co., Ltd.
    Inventors: Makoto Takeuchi, Shiji Aiba, Masatake Hoshina, Minoru Yamazaki