Patents by Inventor Daisaku Negoro

Daisaku Negoro 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: 20120211033
    Abstract: An endoscope processing apparatus of the invention includes: a cleaning tank which can house an endoscope; a liquid drainage port, a liquid inlet port and a discharge port which are opening portions provided to the cleaning tank; a first-liquid introducing section which introduces a first liquid into a multipurpose conduit; a second-liquid introducing section which introduces a second liquid into the multipurpose conduit; a gas-liquid mixing section which mixes a liquid in the multipurpose conduit with gas, to deliver the mixed fluid to the discharge port; a liquid-feeding section which delivers a liquid in the multipurpose conduit to the gas-liquid mixing section; and an opening/closing section which opens and closes a connection between the multipurpose conduit and the gas-liquid mixing section; and a compressor which delivers the gas to the gas-liquid mixing section.
    Type: Application
    Filed: January 27, 2012
    Publication date: August 23, 2012
    Applicant: OLYMPUS MEDICAL SYSTEMS CORP.
    Inventors: Hideto ONISHI, Daisaku NEGORO, Yoko Negoro
  • Patent number: 6797245
    Abstract: A washing vessel capable of housing an endoscope is formed in an apparatus body. A washing solution containing a detergent is spurted against the endoscope arranged within the washing vessel for washing the endoscope. Also, an oxide-based disinfecting-sterilizing solution is supplied into the washing vessel for disinfecting-sterilizing the endoscope after the washing step together with the washing vessel.
    Type: Grant
    Filed: May 13, 2002
    Date of Patent: September 28, 2004
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Nobuyuki Nakanishi, Daisaku Negoro, Naoya Taya, Hitoshi Hasegawa, Eiri Suzuki, Hisashi Kuroshima
  • Publication number: 20020182105
    Abstract: A washing vessel capable of housing an endoscope is formed in an apparatus body. A washing solution containing a detergent is spurted against the endoscope arranged within the washing vessel for washing the endoscope. Also, an oxide-based disinfecting-sterilizing solution is supplied into the washing vessel for disinfecting-sterilizing the endoscope after the washing step together with the washing vessel.
    Type: Application
    Filed: May 13, 2002
    Publication date: December 5, 2002
    Applicant: OLYMPUS OPTICAL CO., LTD.
    Inventors: Nobuyuki Nakanishi, Daisaku Negoro, Naoya Taya, Hitoshi Hasegawa, Eiri Suzuki, Hisashi Kuroshima
  • Publication number: 20020064479
    Abstract: A washing vessel capable of housing an endoscope is formed in an apparatus body. A washing solution containing a detergent is spurted against the endoscope arranged within the washing vessel for washing the endoscope. Also, an oxide-based disinfecting-sterilizing solution is supplied into the washing vessel for disinfecting-sterilizing the endoscope after the washing step together with the washing vessel.
    Type: Application
    Filed: February 22, 1999
    Publication date: May 30, 2002
    Inventors: NOBUYUKI NAKANISHI, DAISAKU NEGORO, NAOYA TAYA, HITOSHI HASEGAWA, EIRI SUZUKI, HISASHI KUROSHIMA
  • Patent number: 5558841
    Abstract: An apparatus comprises a washing water supply tank for supplying washing water to an endoscope placed on a washing and sterilizing bath and a sensor for determining whether or not the water supply tank needs washing or sterilizing. Further, in addition, the water supply tank is also washed and sterilized. A lamp and buzzer inform the user of a result of whether or not the water supply system needs washing and sterilizing.
    Type: Grant
    Filed: March 1, 1995
    Date of Patent: September 24, 1996
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Mikihiko Nakagawa, Daisaku Negoro, Nobuyuki Nakanishi, Akio Ogawa, Manabu Yajima, Toshihara Kinoshita
  • Patent number: 5301656
    Abstract: An endoscope comprises a control section at an operator side, a plurality of operation knobs projected at the control section, an insertion section insertable into a human body cavity for medical treatment and having a proximal end connected to the control section and distal end section insertable into the body cavity, and a water drain guide member provided at the respective operation knob of the control section and being of such a type that, after an endoscope body has been washed, the guide member can guide deposited water on the recess of the respective knob in a direction to run and drain therealong, when the control section is horizontally located with the operation knob set in a normally upward state.
    Type: Grant
    Filed: April 7, 1992
    Date of Patent: April 12, 1994
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Daisaku Negoro, Hisao Yabe, Hideo Ito, Yoshihiro Iida, Ichiro Nakamura, Akira Suzuki, Yoshinao Oaki, Koji Koda
  • Patent number: 5251356
    Abstract: A device for cleaning pipe passages of medical devices comprises a brush having an elongated rod portion and a brush portion, a mechanism for holding and rotating the brush, a mechanism for reciprocating the brush in the pipe passage along the longitudinal axis of the brush, and a unit for controlling the rotation of the brush as well as the reciprocation of the brush in the longitudinal direction thereof.
    Type: Grant
    Filed: April 3, 1992
    Date of Patent: October 12, 1993
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Yoshinao Oaki, Hisao Yabe, Hideo Ito, Koji Koda, Akio Ogawa, Daisaku Negoro, Manabu Yajima, Yoshihiro Iida, Ichiro Nakamura, Akira Suzuki
  • Patent number: 5047043
    Abstract: A medical resecting device is disclosed in which, a living organism tissue is resected with ultrasonic vibrations while the corresponding body cavity is observed with an optical observation pipe. The resecting device includes an ultrasonic vibrator for generating ultrasonic vibrations, a horn connected to the vibrator, a probe connected to the front portion of the horn to transmit the ultrasonic vibrations generated by the vibrator, the probe being provided with a rod-like shaft and a distal end portion with a resecting blade, a power source unit for supplying a drive voltage to the vibrator, and an optical observation pipe having a guide hole in which the shaft of the probe is inserted.
    Type: Grant
    Filed: December 7, 1989
    Date of Patent: September 10, 1991
    Assignee: Olympus Optical Co., Ltd.
    Inventors: Tetsumaru Kubota, Tatsuo Nagasaki, Koji Taguchi, Hiroyoshi Fujimori, Akio Nakada, Syuichi Takayama, Daisaku Negoro, Toshiki Terayama, Hiroyuki Kusunoki, Shinji Hatta, Hitoshi Karasawa, Masaaki Hayashi, Tadao Hagino, Akihiro Taguchi