1
Toshiya Sugai, Hiroyuki Nagamizu, Minoru Tsuruta, Yoshihito Shimizu, Toshihiko Suzuta, Norikiyo Shibata, Shinichi Nishigaki, Naoki Uchiyama, Yoshinao Oaki: Medical treatment instrument. Olympus Optical, Morgan Lewis & Bockius, August 8, 2000: US06099537 (564 worldwide citation)

A medical treatment instrument is provided with a treatment section for treating issue, an insertion section which has at one end the treatment section, and an operating section which is provided at the other end of the insertion section, operates the treatment section, and has a fixed portion and a ...


2
Hiroshi Unsai, Seiji Iwasaki, Hiroyuki Nagamizu, Hiroaki Kagawa, Hiroshi Ishii: Endoscope and endoscope apparatus. Olympus Medical Systems, Scully Scott Murphy & Presser P C, June 26, 2012: US08208015 (26 worldwide citation)

An endoscope in accordance with the present invention provides an endoscope having an image pickup apparatus and including a first connection portion provided on one side surface of a first solid-state image pickup device to connect the first solid-state image pickup device to a first circuit board, ...


3
Hiroyuki Nagamizu: Image pickup apparatus and endoscope. Olympus Medical Systems, Scully Scott Murphy & Presser P C, May 8, 2012: US08172409 (4 worldwide citation)

An image pickup apparatus has a heater device including a heater and a temperature sensor. The heater device is arranged outside the effective light beam range of an objective optical system, with a predetermined air gap between the heater device and an inner circumferential surface of a rigid membe ...


4
Hiroyuki Nagamizu, Hiroshi Unsai: Image pickup device with a protection member and an optical reflection member. Olympus Medical Systems, Scully Scott Murphy & Presser PC, April 16, 2013: US08419616 (2 worldwide citation)

An image pickup unit according to the present invention, includes a solid-state image pickup device provided with a light receiving portion for receiving photographing light refracted and reflected by a reflection surface of an optical reflection member. The image pickup unit also includes a protect ...


5
Hiroyuki Nagamizu, Koichi Shiotani: Image pickup unit for endoscope. Olympus Medical Systems, Scully Scott Murphy & Presser P C, December 16, 2014: US08913112 (1 worldwide citation)

An image pickup unit includes a dioptric system that reflects a luminous flux of an optical image incident on an optical lens group and performs optical path conversion, an image sensor in a bare state that is joined to the dioptric system, and includes a light receiving element that forms the optic ...


6
Motohiro Kuroda, Toru Shinmura, Hiroaki Kagawa, Hiroyuki Nagamizu: Endoscope having breakable portions for preventing damage to the imaging unit. OLYMPUS CORPORATION, Scully Scott Murphy & Presser P C, May 24, 2016: US09345384

An endoscope includes a first breakable portion provided between a part of an outer peripheral surface of a distal rigid section main body and a second inner peripheral surface, and including a fragile portion which is formed in a concaved-shape and which is more easy to break than any other part of ...


7
Kazuyoshi Jingu, Kenji Omachi, Hiroyuki Nagamizu: Image pickup apparatus and method for operating image pickup apparatus. OLYMPUS CORPORATION, Scully Scott Murphy & Presser P C, January 23, 2018: US09877006

An image pickup apparatus is an image pickup apparatus capable of acquiring an image of an object in gas and in liquid, the image pickup apparatus including: an image pickup optical system; an image pickup device; a controlling portion configured to make an in-gas judgment if a vignetting portion is ...


8
Hiroshi Unsai, Seiji Iwasaki, Hiroyuki Nagamizu, Hiroaki Kagawa, Hiroshi Ishii: Endoscope and endoscope apparatus. Olympus Medical Systems, Scully Scott Murphy & Presser PC, April 17, 2008: US20080088701-A1

An endoscope in accordance with the present invention provides an endoscope having an image pickup apparatus and including a first connection portion provided on one side surface of a first solid-state image pickup device to connect the first solid-state image pickup device to a first circuit board, ...


9
Tomoaki Yamashita, Hiroyuki Nagamizu, Yasuyuki Futatsugi: Endoscope. Ostrolenk Faber Gerb & Soffen, February 28, 2008: US20080051634-A1

An outer sheath of a metal film is provided on an outer peripheral surface of a tube base layer of a channel tube which is provided within an insertion section and has flexibility. A grounding circuit provided in an operation section and the metal film are connected, and electromagnetic shield means ...


10
Hiroyuki NAGAMIZU, Hiroshi UNSAI: Image pickup unit. Olympus Medical Systems, Scully Scott Murphy & Presser PC, March 5, 2009: US20090062616-A1

An image pickup unit according to the present invention, includes a solid-state image pickup device provided with a light receiving portion for receiving photographing light refracted and reflected by a reflection surface of an optical reflection member. The image pickup unit also includes a protect ...