Patents by Inventor Kenji Hamada

Kenji Hamada 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: 6781767
    Abstract: A zoom optical system has a focus adjusting unit that performs focusing for an object by moving along an optical axis thereof and a magnification adjusting unit that corrects a change in optical magnification caused by the focusing by moving along an optical axis thereof.
    Type: Grant
    Filed: September 19, 2001
    Date of Patent: August 24, 2004
    Assignee: Minolta Co., Ltd.
    Inventors: Junji Hashimura, Masaya Kinoshita, Kenji Hamada
  • Publication number: 20040062983
    Abstract: A laminate battery is provided with a tab, an electric power generating element connected to the tab, and a laminate sheet allowing the electric power generating element to be accommodated. The laminate sheet includes a metallic layer and a thermally welding resin layer laminated on the metallic layer. The tab and the thermally welding resin layer are welded by permitting a thermally welding area, which is formed in at least one of the thermally welding resin layer and the tab, and the other of the thermally welding resin layer and the tab to be welded to one another.
    Type: Application
    Filed: September 11, 2003
    Publication date: April 1, 2004
    Applicant: NISSAN MOTOR CO., LTD
    Inventors: Takaaki Abe, Takanori Ito, Osamu Shimamura, Takamitsu Saito, Hideaki Horie, Hiroshi Sugawara, Yukinori Takahashi, Masaaki Suzuki, Kenji Hamada
  • Publication number: 20030208118
    Abstract: By using the input unit, a condition previously regarded necessary, for example, some parameter values of a plurality of frequencies are registered as a group. The registered parameter values are stored in a memory within the apparatus setting condition controlling unit. An operator selects a desired group at a diagnosis time, and selects a parameter value to be used for diagnosis, from a plurality of parameter values forming the group. The apparatus operates based on the operational condition defined by the parameter value, to make a diagnosis.
    Type: Application
    Filed: April 10, 2003
    Publication date: November 6, 2003
    Inventors: Yoshihito Abe, Kenji Hamada
  • Patent number: 6616161
    Abstract: A rear suspension apparatus for a motor vehicle having a differential gear case (2) disposed between rear right- and left-wheels (1R, 1L), which is of a torsion beam type. In the rear suspension apparatus, a central portion (12a) of a torsion beam (12) for rotatably supporting the rear right- and left-hand wheels (1R, 1L) is curved to run along the configuration of the differential gear case (2), and is disposed at the rear of the differential gear case (2). A suspension damper (16) stretched between the torsion beam (12) and the vehicle body is disposed to be inclined upwardly and forwardly.
    Type: Grant
    Filed: August 15, 2002
    Date of Patent: September 9, 2003
    Assignee: Mazda Motor Corporation
    Inventors: Kenji Hamada, Katsuyuki Komiya, Kenji Tomosada, Toshihide Koyama
  • Publication number: 20030054256
    Abstract: A first manufacturing method of a totally solid polymer secondary battery includes laminating a first quasi-positive electrode layer and a negative electrode layer on a positive electrode current collector, laminating a polymer solid electrolyte layer and a second quasi-positive electrode layer on the negative electrode layer, and adhering the first and second quasi-positive electrode layers to each other. A second manufacturing method of the same includes laminating a positive electrode layer and a first quasi-polymer solid electrolyte layer on a positive electrode current collector, laminating a negative electrode layer and a second quasi-polymer solid electrolyte layer on a negative electrode layer, and adhering the first and second quasi-polymer solid electrolyte layers to each other.
    Type: Application
    Filed: July 25, 2002
    Publication date: March 20, 2003
    Inventors: Yukinori Takahashi, Ryuzo Uemura, Kenji Hamada, Yasuhiko Ohsawa
  • Publication number: 20020190495
    Abstract: A rear suspension apparatus for a motor vehicle having a differential gear case (2) disposed between rear right- and left-wheels (1R, 1L), which is of a torsion beam type. In the rear suspension apparatus, a central portion (12a) of a torsion beam (12) for rotatably supporting the rear right- and left-hand wheels (1R, 1L) is curved to run along the configuration of the differential gear case (2), and is disposed at the rear of the differential gear case (2). A suspension damper (16) stretched between the torsion beam (12) and the vehicle body is disposed to be inclined upwardly and forwardly.
    Type: Application
    Filed: August 15, 2002
    Publication date: December 19, 2002
    Applicant: Mazda Motor Corporation
    Inventors: Kenji Hamada, Katsuyuki Komiya, Kenji Tomosada, Toshihide Koyama
  • Patent number: 6454194
    Abstract: The object is that of providing a granular material processing apparatus (1) capable of evenly applying energy such as the compressive force and shearing force of pressers (5), due to centrifugal force, while maintaining good circulation conditions for the swirl flow of granular material within a casing (3) wherein, even in cases where granular material for which it is difficult to control the flow thereof in the casing (3) is processed, this is not allowed to accumulate in once place within the casing (3), but is moved to the entire interior wall thereof. In the cylindrical region formed in accordance with the revolution of the pressers (5) in the casing (3), an empty region (6) is formed wherein there is no extension of a shaft (201) etc.
    Type: Grant
    Filed: October 23, 2000
    Date of Patent: September 24, 2002
    Assignee: Nara Machinery Co., Ltd.
    Inventors: Kenji Hamada, Shinichi Yamamoto, Yoshihiro Wakamatsu
  • Patent number: 6396559
    Abstract: A liquid crystal display device of the present invention includes: a pair of substrates; a liquid crystal layer interposed between the pair of substrates; and a polymer wall formed on one of the pair of substrates. A thickness of the liquid crystal layer is defined by spacer beads to be greater than a height of the polymer wall.
    Type: Grant
    Filed: November 17, 1999
    Date of Patent: May 28, 2002
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Katsuhiko Kishimoto, Kenji Hamada, Nobuaki Yamada
  • Patent number: 6394374
    Abstract: A crushing and particle sizing apparatus for granular material in which the particle size can be controlled without the use of a screen or similar apparatus. A gap region is formed as a particle size adjusting region which allows particles suited to the gap setting to pass. Particles not suited to the gap setting are brought into rotational contact with a rotating body and crushed to the suited gap setting.
    Type: Grant
    Filed: July 11, 2000
    Date of Patent: May 28, 2002
    Assignee: Nara Machinery Co., Ltd.
    Inventors: Kenji Hamada, Takashi Tashiro, Fumiaki Tanabe
  • Publication number: 20020060854
    Abstract: A zoom optical system has a focus adjusting unit that performs focusing for an object by moving along an optical axis thereof and a magnification adjusting unit that corrects a change in optical magnification caused by the focusing by moving along an optical axis thereof.
    Type: Application
    Filed: September 19, 2001
    Publication date: May 23, 2002
    Applicant: Minolta Co. Ltd.
    Inventors: Junji Hashimura, Masaya Kinoshita, Kenji Hamada
  • Patent number: 6361435
    Abstract: A general purpose combined harvester and thresher comprising a first rotor (51) and a second rotor (52) provided in a thresh unit (5) and arranged longitudinally in parallel to each other with axes thereof right and left, and a first receiving net (55) and a second receiving net (56) arranged below the respective rotors to define a first treating chamber (D1) and second treating chamber (D2). A grain tank (79) is arranged above the threst unit (5), a base end of a discharge auger (83) is arranged outside the grain tank (79), an engine (84) is arranged behind the grain tank (79), and a transmission casing (85) is arranged below the engines A tooth bar (T1) is provided on an outer peripheral surface of the first rotor (51) facing a grain rod inlet (36), and a screw vane (53) has a pitch (P) equal to a width of a rear end of a feeder housing (35). A terminal end of a return conveyor (81) for returning of a second product communicates with the first treating chamber (D1).
    Type: Grant
    Filed: June 19, 2000
    Date of Patent: March 26, 2002
    Assignee: Yanmar Agricultural Equipment Co., Ltd.
    Inventors: Akito Yamamoto, Kenji Hamada, Masami Nakamura, Toshinori Kirihata, Jun Terashima, Junichi Masano, Yuichi Shinpuku
  • Publication number: 20020000704
    Abstract: A rear suspension apparatus for a motor vehicle having a differential gear case (2) disposed between rear right- and left-wheels (1R, 1L), which is of a torsion beam type. In the rear suspension apparatus, a central portion (12a) of a torsion beam (12) for rotatably supporting the rear right- and left-hand wheels (1R, 1L) is curved to run along the configuration of the differential gear case (2), and is disposed at the rear of the differential gear case (2). A suspension damper (16) stretched between the torsion beam (12) and the vehicle body is disposed to be inclined upwardly and forwardly.
    Type: Application
    Filed: March 15, 1999
    Publication date: January 3, 2002
    Applicant: Kenji Hamada
    Inventors: KENJI HAMADA, KATSUYUKI KOMIYA, KENJI TOMOSADA, TOSHIHIDE KOYAMA
  • Patent number: 6281960
    Abstract: A liquid crystal display device includes: a first substrate; a second substrate; and a liquid crystal layer interposed between the first and second substrates, wherein the liquid crystal layer includes a plurality of liquid crystal regions separated by a polymer wall formed on the first substrate, liquid crystal molecules within each of the plurality of liquid crystal regions are axially symmetrically aligned with respect to an axis which is perpendicular to the first and second substrates, and the polymer wall is formed from a black resin layer.
    Type: Grant
    Filed: February 23, 1999
    Date of Patent: August 28, 2001
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Katsuhiko Kishimoto, Kenji Hamada, Nobuaki Yamada
  • Patent number: 6267397
    Abstract: In a torsion beam type rear suspension, a joint seat (12c) with a torsion beam (4) is formed on each lower spring seat (12) to define an upward slope from the outer side to the inner side in the widthwise direction of the vehicle body to suppress separation of the spring seats and cracking of the beam.
    Type: Grant
    Filed: May 25, 2000
    Date of Patent: July 31, 2001
    Assignee: Mazda Motor Corporation
    Inventors: Kenji Hamada, Katsuyuki Komiya, Toshihide Koyama
  • Patent number: 6266122
    Abstract: A liquid crystal display device of the present invention includes: a first substrate and a second substrate; and a liquid crystal layer interposed between the first substrate and the second substrate. The first substrate includes a polymer wall formed of transparent resin, the liquid crystal layer includes a plurality of liquid crystal regions partitioned by the polymer wall, and liquid crystal molecules in the plurality of liquid crystal regions are aligned in axial symmetry, with respect to an axis in a direction substantially perpendicular to a surface of the first substrate.
    Type: Grant
    Filed: June 10, 1999
    Date of Patent: July 24, 2001
    Assignees: Sharp Kabushiki Kaisha, Sony Corporation
    Inventors: Katsuhiko Kishimoto, Kenji Hamada, Masato Imai
  • Patent number: 6115098
    Abstract: A liquid crystal display device of the present invention includes: first and second substrates; a liquid crystal layer interposed between the first and second substrates; a plurality of pillar-like spacers for defining a gap between the first and second substrates; a plurality of electrodes provided on a side of each of the first and second substrates which faces the liquid crystal layer, for applying a voltage through the liquid crystal layer; and a plurality of pixel regions defined by the plurality of electrodes. The liquid crystal layer has liquid crystal molecules having a negative dielectric anisotropy. A vertical alignment layer is provided on a surface of each of the first and second substrates which faces the liquid crystal layer and on surfaces of the pillar-like spacers. The liquid crystal layer includes a plurality of liquid crystal regions defined by the plurality of pillar-like spacers. Each of the pixel regions includes at least one of the liquid crystal regions.
    Type: Grant
    Filed: December 23, 1998
    Date of Patent: September 5, 2000
    Assignees: Sharp Kabushiki Kaisha, Sony Corporation
    Inventors: Yasuhiro Kume, Kenji Hamada, Masahiko Kondo, Takashi Kurihara, Masato Imai, Kazuyuki Endo
  • Patent number: 5795537
    Abstract: The present invention provides a method of producing composite oxide ceramics which is capable of efficiently producing single-phase multi-component metal oxide ceramics having less impurity phase and excellent dielectric characteristics, by a simple process comprising sintering at a low temperature. The method has the steps of mixing a metallic hydroxide or hydrous gel with a plurality of metallic oxide powders to prepare a raw material mixture powder, activating the raw material mixture powder by mechanochemical treatment for grinding the raw material mixture powder with a degree of impact, which provides a centrifugal effect of 15 or more, to form a precursor, and synthesizing composite oxide ceramics by heat treatment of the activated raw material mixture powder (precursor).
    Type: Grant
    Filed: August 7, 1996
    Date of Patent: August 18, 1998
    Assignee: Nara Machinery Co., Ltd.
    Inventors: Mamoru Senna, Sang-Hee Cho, Kenji Hamada
  • Patent number: 5699656
    Abstract: A tracked agricultural combine vehicle for harvesting, hulling and sorting grain includes a grain working section driven via a tension roller clutch controlled power transmission belt and further including integrated control means for left and right side propulsion track assemblies wherein individual track steering commands in the form of differential track speed control are derived from a common steering wheel input; vehicle speed is controlled by a single input means which controls the speed of both tracks.
    Type: Grant
    Filed: October 1, 1996
    Date of Patent: December 23, 1997
    Assignee: Yanmar Agricultural Equipment Co., Ltd.
    Inventors: Kenji Hamada, Toshinori Kirihata, Keita Kamikubo, Mikio Takagi, Masami Nakamura, Youzaburo Narahara, Koichi Kawasaki
  • Patent number: 5584167
    Abstract: A tracked agricultural combine vehicle for harvesting, hulling and sorting grain includes integrated control means for left and right side propulsion track assemblies wherein individual track steering commands in the form of differential track speed control are derived from a common steering wheel input and vehicle speed is controlled by a single input means which controls the speed of both tracks.
    Type: Grant
    Filed: September 2, 1994
    Date of Patent: December 17, 1996
    Assignee: Yanmar Agricultural Equipment Co., Ltd.
    Inventors: Kenji Hamada, Toshinori Kirihata, Masami Nakamura, Youzaburo Narahara, Keita Kamikubo, Mikio Takagi, Koichi Kawasaki
  • Patent number: 5373996
    Abstract: This invention relates to a granular material processing machine characterized by the presence of a reviving main shaft in the center of a container, and the installation of multiple sub-shafts supported around the said main shaft at certain intervals, wherein multiple ring-shaped parts are fitted to said sub-shafts so that there will be sufficient space among the sub-shafts, and said ring-shaped parts are made to come into contact with the inner walls of the container.
    Type: Grant
    Filed: March 22, 1993
    Date of Patent: December 20, 1994
    Assignee: Nara Machinery Co., Ltd.
    Inventor: Kenji Hamada