Patents by Inventor Tsutomu Nishizawa

Tsutomu Nishizawa 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: 11960225
    Abstract: An image forming apparatus includes, an image forming portion configured to form a toner image on a sheet using printing toner and apply powder adhesive on the sheet, a fixing portion configured to heat the toner image formed on the sheet and the powder adhesive applied on the sheet by the image forming portion and fix the toner image and the powder adhesive to the sheet, and a bonding portion configured to bond the sheet with the powder adhesive by reheating the sheet having been heated by the fixing portion. The bonding portion is arranged above the image forming portion.
    Type: Grant
    Filed: May 12, 2022
    Date of Patent: April 16, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Koji Yamaguchi, Kohei Matsuda, Hiroki Ogino, Yasushi Katsuta, Kaori Noguchi, Junko Hirata, Akira Kuroda, Yuki Nishizawa, Tsutomu Shimano, Toru Oguma
  • Patent number: 8150188
    Abstract: An imaging apparatus includes an imaging section, a subject extracting section, and an image processing section. The imaging section captures an object image and generates data of an image. The subject extracting section extracts a main subject from the image. The image processing section performs a noise addition process on the data of the image to add noise for an area where the main subject is positioned within the image.
    Type: Grant
    Filed: January 15, 2008
    Date of Patent: April 3, 2012
    Assignee: Nikon Corporation
    Inventor: Tsutomu Nishizawa
  • Patent number: 8139856
    Abstract: An image processing apparatus, a computer readable medium and the like in which a dither effect in a neighborhood of a highlight area can be obtained easily and certainly. For this purpose, an image processing apparatus includes an inputting unit which inputs a pixel signal group representing a field image, an averaging unit (21-2 and 21-3) which performs a processing having an averaging effect among the pixel signal group input by the inputting unit, and an irregularizing unit (21-4) which irregularizes mutually continuous signal-values at least near a saturated level among the pixel signal group after having been processed by the averaging unit, into discontinuous signal-values.
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: March 20, 2012
    Assignee: Nikon Corporation
    Inventors: Yuko Hattori, Tsutomu Nishizawa
  • Patent number: 7922621
    Abstract: In order to measure a physical exercise condition data at a time of pre-testing and a muscle force training to accumulate and indicate them together with various set data, a muscle force training machine having a training apparatus main body and a training load applying apparatus is provided with a rotation detecting sensor which detects a rotating direction and an amount of rotation of a main shaft within the training load applying apparatus, and a data processing apparatus which stores the rotating direction and the amount of rotation from the rotation detecting sensor together with set data at least including a load amount, various body condition information of a training person and other data necessary for measuring in a data base, and processes them to make indicative data in forms of display data, print data and the like.
    Type: Grant
    Filed: September 21, 2010
    Date of Patent: April 12, 2011
    Assignee: System Instruments Co., Ltd.
    Inventors: Kazuyuki Hamada, Yoshihisa Ujima, Tsutomu Nishizawa
  • Publication number: 20110077128
    Abstract: In order to measure a physical exercise condition data at a time of pre-testing and a muscle force training to accumulate and indicate them together with various set data, a muscle force training machine having a training apparatus main body and a training load applying apparatus is provided with a rotation detecting sensor which detects a rotating direction and an amount of rotation of a main shaft within the training load applying apparatus, and a data processing apparatus which stores the rotating direction and the amount of rotation from the rotation detecting sensor together with set data at least including a load amount, various body condition information of a training person and other data necessary for measuring in a data base, and processes them to make indicative data in forms of display data, print data and the like.
    Type: Application
    Filed: September 21, 2010
    Publication date: March 31, 2011
    Applicant: SYSTEM INSTRUMENTS CO., LTD.
    Inventors: Kazuyuki Hamada, Yoshihisa Ujima, Tsutomu Nishizawa
  • Patent number: 7701485
    Abstract: An imaging apparatus is disclosed which can increase recording resolution while reducing data amount handled during compression processing. The imaging apparatus includes a first imaging unit capturing an image of a subject and outputting a frame in first resolution in first time intervals, a second imaging unit capturing the image of the subject and outputting a frame in second resolution higher than the first resolution in second time intervals longer than the first time intervals, a detecting unit detecting motion vectors between the adjacent frames outputted from the first imaging unit and outputting the motion vectors as vector distribution information in the first resolution, a converting unit converting the vector distribution the in the first resolution into vector distribution information in the second resolution, and a recording unit recording on a storage media the vector distribution information in the second resolution and the frames outputted from the second imaging unit.
    Type: Grant
    Filed: July 18, 2005
    Date of Patent: April 20, 2010
    Assignee: Nikon Corporation
    Inventor: Tsutomu Nishizawa
  • Publication number: 20080181506
    Abstract: An imaging apparatus includes an imaging section, a subject extracting section, and an image processing section. The imaging section captures an object image and generates data of an image. The subject extracting section extracts a main subject from the image. The image processing section performs a noise addition process on the data of the image to add noise for an area where the main subject is positioned within the image.
    Type: Application
    Filed: January 15, 2008
    Publication date: July 31, 2008
    Applicant: NIKON CORPORATION
    Inventor: Tsutomu Nishizawa
  • Patent number: 7391448
    Abstract: An object of the present invention is to provide an imaging device which can reliably correct dark current components that locally occur in an imaging sensor, such as those caused by an FDA. The imaging device includes: a storage unit which pre-stores information representing a relation between one of dark current components and an output signal of an optical black pixel arranged in a predetermined optical black area on an imaging sensor, the dark current components being superimposed on pixel signals of effective pixels, respectively, arranged in a predetermined effective pixel area on the imaging sensor; a dark current obtaining unit which obtains dark current components based on both the information stored in the storage unit and output signal of the optical black pixel; and a correcting unit which corrects the dark current components obtained by the dark current obtaining unit according to the pixel signals.
    Type: Grant
    Filed: December 31, 2003
    Date of Patent: June 24, 2008
    Assignee: Nikon Corporation
    Inventors: Tsutomu Nishizawa, Yoshizo Mori
  • Publication number: 20080111893
    Abstract: An image processing apparatus, a computer readable medium and the like in which a dither effect in a neighborhood of a highlight area can be obtained easily and certainly. For this purpose, an image processing apparatus includes an inputting unit which inputs a pixel signal group representing a field image, an averaging unit (21-2 and 21-3) which performs a processing having an averaging effect among the pixel signal group input by the inputting unit, and an irregularizing unit (21-4) which irregularizes mutually continuous signal-values at least near a saturated level among the pixel signal group after having been processed by the averaging unit, into discontinuous signal-values.
    Type: Application
    Filed: October 31, 2007
    Publication date: May 15, 2008
    Applicant: NIKON CORPORATION
    Inventors: Yuko Hattori, Tsutomu Nishizawa
  • Publication number: 20060044408
    Abstract: An imaging apparatus is disclosed which can increase recording resolution while reducing data amount handled during compression processing. The imaging apparatus includes a first imaging unit capturing an image of a subject and outputting a frame in first resolution in first time intervals, a second imaging unit capturing the image of the subject and outputting a frame in second resolution higher than the first resolution in second time intervals longer than the first time intervals, a detecting unit detecting motion vectors between the adjacent frames outputted from the first imaging unit and outputting the motion vectors as vector distribution information in the first resolution, a converting unit converting the vector distribution the in the first resolution into vector distribution information in the second resolution, and a recording unit recording on a storage media the vector distribution information in the second resolution and the frames outputted from the second imaging unit.
    Type: Application
    Filed: July 18, 2005
    Publication date: March 2, 2006
    Applicant: NIKON CORPORATION
    Inventor: Tsutomu Nishizawa
  • Publication number: 20050158343
    Abstract: By isolating a so far unknown novel hepatitis virus and determining the gene sequence thereof, genes, polynucleotides, polypeptides, methods for isolating virus particles, virus particles, and antiviral antibodies, which can be used for diagnosis and treatment, as well as methods for detecting viruses are provided. Disclosed is a non-B, non-C, non-G hepatitis virus gene having a nucleotide sequence from which a sequence having a length of from about 3500 nucleotides to about 4000 nucleotides can be amplified by PCR utilizing an oligonucleotide having the nucleotide sequence shown in SEQ ID NO: 57 and an oligonucleotide having the nucleotide sequence shown in SEQ ID NO: 60 as primers, or PCR utilizing an oligonucleotide having the nucleotide sequence shown in SEQ ID NO: 57 and an oligonucleotide having the nucleotide sequence shown in SEQ ID NO: 61 as primers. Based on the nucleotide sequence of the gene, polypeptides etc. are provided.
    Type: Application
    Filed: December 21, 2004
    Publication date: July 21, 2005
    Inventors: Hiroaki Okamoto, Tsutomu Nishizawa
  • Patent number: 6849431
    Abstract: By isolating a so far unknown novel hepatitis virus and determining the gene sequence thereof, genes, polynucleotides, polypeptides, methods for isolating virus particles, virus particles, and antiviral antibodies, which can be used for diagnosis and treatment, as well as methods for detecting viruses are provided. Disclosed is a non-B, non-C, non-G hepatitis virus gene having a nucleotide sequence from which a sequence having a length of from about 3500 nucleotides to about 4000 nucleotides can be amplified by PCR utilizing an oligonucleotide having the nucleotide sequence shown in SEQ ID NO: 57 and an oligonucleotide having the nucleotide sequence shown in SEQ ID NO: 60 as primers, or PCR utilizing an oligonucleotide having the nucleotide sequence shown in SEQ ID NO: 57 and an oligonucleotide having the nucleotide sequence shown in SEQ ID NO: 61 as primers. Based on the nucleotide sequence of the gene, polypeptides etc. are provided.
    Type: Grant
    Filed: February 18, 2004
    Date of Patent: February 1, 2005
    Assignee: Ryoji Tamura
    Inventors: Hiroaki Okamoto, Tsutomu Nishizawa
  • Publication number: 20040176583
    Abstract: By isolating a so far unknown novel hepatitis virus and determining the gene sequence thereof, genes, polynucleotides, polypeptides, methods for isolating virus particles, virus particles, and antiviral antibodies, which can be used for diagnosis and treatment, as well as methods for detecting viruses are provided. Disclosed is a non-B, non-C, non-G hepatitis virus gene having a nucleotide sequence from which a sequence having a length of from about 3500 nucleotides to about 4000 nucleotides can be amplified by PCR utilizing an oligonucleotide having the nucleotide sequence shown in SEQ ID NO: 57 and an oligonucleotide having the nucleotide sequence shown in SEQ ID NO: 60 as primers, or PCR utilizing an oligonucleotide having the nucleotide sequence shown in SEQ ID NO: 57 and an oligonucleotide having the nucleotide sequence shown in SEQ ID NO: 61 as primers. Based on the nucleotide sequence of the gene, polypeptides etc. are provided.
    Type: Application
    Filed: February 18, 2004
    Publication date: September 9, 2004
    Inventors: Hiroaki Okamoto, Tsutomu Nishizawa
  • Publication number: 20040150729
    Abstract: An object of the present invention is to provide an imaging device which can reliably correct dark current components that locally occur in an imaging sensor, such as those caused by an FDA. The imaging device includes: a storage unit which pre-stores information representing a relation between one of dark current components and an output signal of an optical black pixel arranged in a predetermined optical black area on an imaging sensor, the dark current components being superimposed on pixel signals of effective pixels, respectively, arranged in a predetermined effective pixel area on the imaging sensor; a dark current obtaining unit which obtains dark current components based on both the information stored in the storage unit and output signal of the optical black pixel; and a correcting unit which corrects the dark current components obtained by the dark current obtaining unit according to the pixel signals.
    Type: Application
    Filed: December 31, 2003
    Publication date: August 5, 2004
    Applicant: NIKON CORPORATION
    Inventors: Tsutomu Nishizawa, Yoshizo Mori
  • Patent number: 5582774
    Abstract: Near-infrared absorbers which contain phthalocyanine derivatives in which the four benzene rings contained in the molecule independently have 1 to 4 substituents are light and thermal resistant and possess high molar extinction coefficients. Such near-infrared absorbers are useful in optical recording media, near-infrared absorption filters, and liquid crystal display devices.
    Type: Grant
    Filed: February 26, 1991
    Date of Patent: December 10, 1996
    Assignees: Mitsui Toatsu Chemicals, Incorporated, Yamamoto Chemicals, Incorporated
    Inventors: Hisato Itoh, Katashi Enomoto, Takahisa Oguchi, Tsutomu Nishizawa
  • Patent number: 5449587
    Abstract: The invention discloses a CD-WO type optical recording medium which has a constitution obtained by successively laminating a recording layer, a metal reflection layer and a protective layer; is prepared by using in the recording layer a colorant having a melting point of 150.degree. to 300.degree. C., decomposition initiating temperature of 200.degree. to 350.degree. C., and .lambda. max of 720 nm; and has high sensitivity, low recording distortion and high durability. The colorant can be enhanced its effect by introducing halogen atoms.
    Type: Grant
    Filed: February 7, 1994
    Date of Patent: September 12, 1995
    Assignees: Mitsui Toatsu Chemicals, Incorporated, Yamamoto Chemicals, Incorporated
    Inventors: Hisato Itoh, Takahisa Oguchi, Katashi Enomoto, Tsutomu Nishizawa
  • Patent number: 5446141
    Abstract: Near-infrared absorbers which contain phthalocyanine derivatives in which the four benzene rings contained in the molecule independently have 1 to 4 substituents are light and thermal resistant and possess high molar extinction coefficients. Such near-infrared absorbers are useful in optical recording media, near-infrared absorption filters, and liquid crystal display devices.
    Type: Grant
    Filed: September 17, 1992
    Date of Patent: August 29, 1995
    Assignees: Mitsui Toatsu Chemicals, Incorporated, Yamamoto Chemicals, Incorporated
    Inventors: Hisato Itoh, Katashi Enomoto, Takahisa Oguchi, Tsutomu Nishizawa
  • Patent number: 5382465
    Abstract: Anthraquinonic colorant represented by the formula (I): ##STR1## wherein Q.sup.1 and Q.sup.2 are each independently substituted or unsubstituted anthraquinonyl groups, Z.sup.1 and Z.sup.2 are bridge groups, A is an aromatic divalent group, and n is 0 or 1. The polarizing film contains at least one colorant of present invention in a hydrophobic resin. The film has excellent durability and moisture resistance.
    Type: Grant
    Filed: May 18, 1993
    Date of Patent: January 17, 1995
    Assignee: Mitsui Toatsu Chemicals, Incorporated
    Inventors: Tsutami Misawa, Hisato Itoh, Tsutomu Nishizawa, Masami Nakano, Hiroyuki Katayama
  • Patent number: 5354513
    Abstract: Disclosed is a polarizing film comprising a hydrophobic polymer containing a dichroic organic colorant in an oriented state which is characterized in that the dichroic organic colorant is substantially insoluble in water, organic solvents and liquid crystals and the dichroic ratio of the colorant is not less than 7 when it is measured with the film obtained by blending the colorant intimately with polyethylene terephthalate, melting the resulting blend and forming it into a film. This polarizing film has exceptionally excellent moisture resistance and thermal resistance.
    Type: Grant
    Filed: October 13, 1993
    Date of Patent: October 11, 1994
    Assignee: Mitsui Toatsu Chemicals, Incorporated
    Inventors: Katsuji Nakamura, Junichi Fujio, Shin Hosonuma, Masakatsu Nakatsuka, Tsutomu Nishizawa
  • Patent number: 5286418
    Abstract: Disclosed is a polarizing film comprising a hydrophobic polymer containing a dichroic organic colorant in an oriented state which is characterized in that the dichroic organic colorant is substantially insoluble in water, organic solvents and liquid crystals and the dichroic ratio of the colorant is not less than 7 when it is measured with the film obtained by blending the colorant intimately with polyethylene terephthalate, melting the resulting blend and forming it into a film. This polarizing film has exceptionally excellent moisture resistance and thermal resistance.
    Type: Grant
    Filed: July 3, 1991
    Date of Patent: February 15, 1994
    Assignee: Mitsui Toatsu Chemicals, Incorporated
    Inventors: Katsuji Nakamura, Junichi Fujio, Shin Hosonuma, Masakatsu Nakatsuka, Tsutomu Nishizawa