1
Kideki Shimonaka, Ichiro Nakamura: Forceps plug for endoscopes. Olympus Optical, Ostrolenk Faber Gerb & Soffen, March 7, 1989: US04809679 (263 worldwide citation)

A forceps plug for endoscopes comprises energizing means for partly pressing only the center on an outer peripheral portion of an elastic plug body which portion corresponds to a slit provided in the latter and is in a direction substantially perpendicular to the slit, in a direction to close the sl ...


2
Mamoru Kaneko, Kuniaki Kami, Masakazu Gotanda, Shuichi Takayam, Ichiro Nakamura, Kazunari Nakamura, Eiichi Fuse, Susumu Takahashi, Yoshihiro Kosaka, Hiromasa Suzuki: Examined body interior information observing apparatus by using photo-pulses controlling gains for depths. Olympus Optical, Armstrong Westerman Hattori McLeland & Naughton, April 26, 1994: US05305759 (181 worldwide citation)

A photo-pulse from a photo-pulse generating apparatus is branched, where one branch is radiated to an examined body and the reflected light reflected within the examined body is delayed in time in proportion to the depth from the surface of the examined body and is led to a time-analyzing reflected ...


3
Seiji Kuramoto, Ryoji Masubuchi, Akio Nakada, Yasuhiko Omagari, Ichiro Nakamura, Nobuhiko Washizuka, Yoshinao Oaki: Cleaning tube apparatus for endoscope. Olympus Optical, Armstrong Westerman Hattori McLeland & Naughton, May 20, 1997: US05630795 (137 worldwide citation)

A cleaning tube apparatus for an endoscope, comprises the endoscope having an observation optical system for observing a subject part at a forward-end portion, a cleaning tube detachable with respect to said endoscope, said cleaning tube being provided with a plurality of fluid jetting openings in a ...


4
Kazuhisa Hayakawa, Tohru Chiba, Shin Ichiro Nakamura: Cement composition for extrusion. Shin-Etsu Chemical, Parkhurst Wendel & Rossi, September 10, 1991: US05047086 (89 worldwide citation)

A cement composition for extrusion which is produced by incorporating, into cement mortar, 3 to 15 weight % of crushed pulp fiber, 0.2 to 1 weight % of at least one member selected from an alkylcellulose and a hydroxyalkylalkyllcellulose, and a 2% water solution having a viscosity of 80,000 cps or m ...


5
Ichiro Nakamura, Ken Ichiryu, Masatoshi Kuwayama: Fluid pressure drive device. Hitachi, Craig and Antonelli, November 27, 1979: US04175589 (84 worldwide citation)

A fluid pressure drive device including a primary drive portion operated by receiving an operational command, and a secondary drive portion operated due to the operation of the primary drive portion. In this fluid pressure drive device, at least parts of movable members in the above both drive porti ...


6
Yasuhiro Nemoto, Kazuo Sakai, Masataka Kawauchi, Hideki Tanaka, Kihachiro Tanaka, Hiroshi Ohki, Ichiro Nakamura, Hideo Enoki: Information display apparatus. Hitachi, Antonelli Terry Stout & Kraus, May 25, 1993: US05214622 (83 worldwide citation)

An information display apparatus which accumulates arbitrary information inputted to a television receiver from the outside, superimposes the information in a memory on an ordinary video signal and displays the superimposed image on a television display in accordance with a calender timer built in t ...


7
Ichiro Nakamura, Naruto Shinkai, David Barlow, Akio Nakada: Blood-vessel endoscope system for storing a frozen picture in synchronization with heart pulsation. Olympus Optical, Armstrong Nikaido Marmelstein Kubovcik & Murray, April 24, 1990: US04920413 (53 worldwide citation)

A blood-vessel endoscope system has an endoscope to be inserted into a blood vessel in a living body and a frozen-picture memorizing device connected to the endoscope, and is capable of storing a frozen picture when a release switch is actuated. The system is provided with a frozen-picture memorizat ...


8
Toshiaki Noguchi, Seiichi Hosoda, Ichiro Nakamura: Electrosurgical apparatus. Olympus Optical, Frishauf Holtz Goodman & Woodward, January 5, 1988: US04716897 (51 worldwide citation)

An electrosurgical apparatus includes a radio frequency (RF) power source for supplying an RF signal to an object to be cauterized through a treatment tool and an electrode plate. A dummy load with a certain impedance is coupled in the current path from an active terminal to which the treatment tool ...


9
Yoshinao Oaki, Hisao Yabe, Hideo Ito, Koji Koda, Akio Ogawa, Daisaku Negoro, Manabu Yajima, Yoshihiro Iida, Ichiro Nakamura, Akira Suzuki: Device for cleaning pipe passages of medical devices. Olympus Optical, Frishauf Holtz Goodman & Woodward, October 12, 1993: US05251356 (46 worldwide citation)

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 controlli ...


10
Ichiro Nakamura, Hideki Tujiya: Medical instrument and valve to be mounted on a mount piece of that instrument. Olympus Optical, Frishauf Holtz Goodman & Woodward, April 14, 1992: US05104379 (43 worldwide citation)

A medical instrument whose distal end is inserted into a body cavity of a subject in cooperation with a treating unit, comprises an insertion section including a distal end inserted into the body cavity and having a first opening exposed there, a proximal base end located outside the body of the sub ...