Patents by Inventor Kiichi KAMODA

Kiichi KAMODA 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: 20210101334
    Abstract: A method for producing a three-dimensional object, the method including: disposing powder; disposing fibers; and applying liquid for binding the powder and the fibers to at least one selected from the group consisting of the powder and the fibers.
    Type: Application
    Filed: September 30, 2020
    Publication date: April 8, 2021
    Inventor: Kiichi KAMODA
  • Publication number: 20200398458
    Abstract: Provided is a resin particle producing method including: a fiber aggregate producing step of directly joining fibers containing a thermoplastic resin with each other to obtain a fiber aggregate; and a particle forming step of forming the fiber aggregate into particles to obtain resin particles.
    Type: Application
    Filed: November 9, 2018
    Publication date: December 24, 2020
    Inventors: Nozomu TAMOTO, Hitoshi IWATSUKI, Yasuo SUZUKI, Yasuyuki YAMASHITA, Sohichiroh IIDA, Shinzo HIGUCHI, Akira SAITO, Kiichi KAMODA, Yoshihiko FURUGOHRI, Shinsuke NAGAI
  • Patent number: 10822277
    Abstract: The present invention relates to an oxidation-induced highly-functional self-healing ceramic composition, a method for producing the ceramic composition, a use of the ceramic composition and a method for achieving the enhancement of the functionality of the ceramic composition, by focusing on a repairing stage and a remodeling state in a self-healing process and by carrying out elemental and structural designing of an oxidation-induced self-healing ceramic composition for the purpose of speeding up these stages.
    Type: Grant
    Filed: June 13, 2016
    Date of Patent: November 3, 2020
    Assignee: National Institute for Materials Science
    Inventors: Toshio Osada, Kiichi Kamoda, Toru Hara, Masanori Mitome, Taichi Abe, Takahito Ohmura, Wataru Nakao
  • Patent number: 10800096
    Abstract: A resin powder for solid freeform fabrication includes resin particles having a significantly pillar-like form including resin particles having a concave portion on the circumferential side surface.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: October 13, 2020
    Assignee: Ricoh Company, Ltd.
    Inventors: Sohichiroh Iida, Shigenori Yaguchi, Hitoshi Iwatsuki, Yasuo Suzuki, Nozomu Tamoto, Shinzo Higuchi, Akira Saito, Yasuyuki Yamashita, Kiichi Kamoda
  • Patent number: 10682808
    Abstract: A fabrication method includes laminating a fabrication material to form an object, and applying a release material on a surface of the object to form a release layer on the surface of the object. A surface free energy of the release material is equal to or smaller than 25 mN/m.
    Type: Grant
    Filed: August 7, 2018
    Date of Patent: June 16, 2020
    Assignee: RICOH COMPANY, LTD.
    Inventors: Takashi Fujita, Akira Saito, Kiichi Kamoda, Yasutada Shitara, Kazuhiko Watanabe, Hitoshi Iwatsuki, Yuuya Endoh, Kazufumi Kimura, Yasuyuki Yamashita, Shinnosuke Koshizuka, Yuuki Kamon, Nozomu Tamoto
  • Publication number: 20200114574
    Abstract: A resin powder contains a resin contains columnar particles, wherein the proportion of the columnar particles having a ratio (L/W) of less than 1 is 50 percent by volume or more in the total volume of the resin powder, where W represents the width in the radial direction of the columnar particles and L represents the length in the axis direction of the columnar particles.
    Type: Application
    Filed: September 6, 2019
    Publication date: April 16, 2020
    Inventors: Kiichi KAMODA, Akira SAITO, Yasutomo AMAN, Hitoshi IWATSUKI
  • Publication number: 20200016827
    Abstract: Provided is a resin powder for producing a three-dimensional object, wherein the resin powder has a number-average equivalent circle diameter of 10 micrometers or greater but 150 micrometers or less, and wherein a median in an equivalent circle diameter-based particle size distribution of the resin powder is higher than the average equivalent circle diameter.
    Type: Application
    Filed: March 7, 2018
    Publication date: January 16, 2020
    Inventors: Yasuyuki YAMASHITA, Akira SAITO, Sohichiroh IIDA, Hitoshi IWATSUKI, Yasuo SUZUKI, Nozomu TAMOTO, Kiichi KAMODA, Shigenori YAGUCHI, Shinzo HIGUCHI, Toshiyuki ISEKI, Yasutomo AMAN, Toshiyuki MUTOH, Mitsuru NARUSE
  • Publication number: 20190284351
    Abstract: Provided are resin particles including columnar resin particles each including filaments of a fibrous material, wherein the filaments of the fibrous material are aligned in an axial direction of each of the columnar resin particles.
    Type: Application
    Filed: March 12, 2019
    Publication date: September 19, 2019
    Inventors: Shigenori YAGUCHI, Yasuyuki Yamashita, Akira Saito, Kiichi Kamoda
  • Publication number: 20190241734
    Abstract: A powder for solid freeform fabrication includes a first resin particle and a second resin particle, wherein MFR2 is greater than MFR1 and a ratio of MFR2 to MFR1 is from 2 to 5, where MFR1 represents a melt mass-flow rate (MFR) of the first resin particle and MFR2 represents a melt mass-flow rate of the second resin particle.
    Type: Application
    Filed: February 6, 2019
    Publication date: August 8, 2019
    Inventors: Mitsuru Naruse, Akira Saito, Hitoshi Iwatsuki, Yasuyuki Yamashita, Toshiyuki Mutoh, Yasutomo Aman, Kiichi Kamoda, Sohichiroh Iida, Shinzo Higuchi, Toshiyuki Iseki
  • Publication number: 20190134853
    Abstract: A particle for solid freeform fabrication having a columnar form has end surfaces and a side surface, wherein one of the end surfaces partially covers the side surface.
    Type: Application
    Filed: November 8, 2018
    Publication date: May 9, 2019
    Inventors: Hitoshi IWATSUKI, Yasuyuki YAMASHITA, Kiichi KAMODA, Toshiyuki MUTOH, Yasutomo AMAN, Toshiyuki ISEKI, Mitsuru NARUSE, Akira SAITO, Shinzo HIGUCHI, Sohichiroh IIDA
  • Publication number: 20190126538
    Abstract: A fabrication method includes laminating a fabrication material to form an object, and applying a release material on a surface of the object to form a release layer on the surface of the object. A surface free energy of the release material is equal to or smaller than 25 mN/m.
    Type: Application
    Filed: August 7, 2018
    Publication date: May 2, 2019
    Applicant: Ricoh Company, Ltd.
    Inventors: Takashi FUJITA, Akira SAITO, Kiichi KAMODA, Yasutada SHITARA, Kazuhiko WATANABE, Hitoshi IWATSUKI, Yuuya ENDOH, Kazufumi KIMURA, Yasuyuki YAMASHITA, Shinnosuke KOSHIZUKA, Yuuki KAMON, Nozomu TAMOTO
  • Publication number: 20180264720
    Abstract: A resin powder for solid freeform fabrication contains pillar-like form particles having an average circularity of 0.83 or greater in a particle diameter range of from 0.5 to 200 ?m.
    Type: Application
    Filed: March 12, 2018
    Publication date: September 20, 2018
    Inventors: Nozomu TAMOTO, Sohichiroh IIDA, Akira SAITO, Yasuyuki YAMASHITA, Hitoshi IWATSUKI, Shinzo HIGUCHI, Kiichi KAMODA
  • Publication number: 20180264721
    Abstract: A resin powder for solid freeform fabrication includes resin particles having a significantly pillar-like form including resin particles having a concave portion on the circumferential side surface.
    Type: Application
    Filed: March 13, 2018
    Publication date: September 20, 2018
    Inventors: Sohichiroh IIDA, Shigenori Yaguchi, Hitoshi Iwatsuki, Yasuo Suzuki, Nozomu Tamoto, Shinzo Higuchi, Akira Saito, Yasuyuki Yamashita, Kiichi Kamoda
  • Publication number: 20180170811
    Abstract: The present invention relates to an oxidation-induced highly-functional self-healing ceramic composition, a method for producing the ceramic composition, a use of the ceramic composition and a method for achieving the enhancement of the functionality of the ceramic composition, by focusing on a repairing stage and a remodeling state in a self-healing process and by carrying out elemental and structural designing of an oxidation-induced self-healing ceramic composition for the purpose of speeding up these stages.
    Type: Application
    Filed: June 13, 2016
    Publication date: June 21, 2018
    Applicants: National Institute for Materials Science, National University Corporation YOKOHAMA National University
    Inventors: Toshio OSADA, Kiichi KAMODA, Toru HARA, Masanori MITOME, Taichi ABE, Takahito OHMURA, Wataru NAKAO
  • Publication number: 20180147780
    Abstract: A method of manufacturing a solid freeform fabrication object includes forming a layer of resin powder for solid freeform fabrication including particles having a pillar-like form and solidifying a particular area of the layer with irradiation of laser beams, wherein the laser beams have an energy intensity distribution having a top hat-like form.
    Type: Application
    Filed: November 27, 2017
    Publication date: May 31, 2018
    Inventors: Kiichi KAMODA, Yasuyuki YAMASHITA, Akira SAITO, Sohichiroh IIDA, Shinzo HIGUCHI, Hitoshi IWATSUKI, Nozomu TAMOTO, Yasuo SUZUKI
  • Publication number: 20180023219
    Abstract: A resin powder for solid freeform fabrication includes a particle having a pillar-like form, wherein the ratio of the height of the particle to the diameter or the long side of the bottom of the particle is 0.5 to 2.0, the particle has a 50 percent cumulative volume particle diameter of from 5 to 200 ?m, and the ratio (Mv/Mn) of the volume average particle diameter (Mv) to the number average particle diameter (Mn) of the particle is 2.00 or less.
    Type: Application
    Filed: July 21, 2017
    Publication date: January 25, 2018
    Inventors: Akira SAITO, Shigenori YAGUCHI, Yasuyuki YAMASHITA, Kiichi KAMODA, Yasuo SUZUKI, Nozomu TAMOTO, Hitoshi IWATSUKI, Shinzo HIGUCHI, Sohichiroh IIDA
  • Publication number: 20180022024
    Abstract: A resin powder for solid freeform fabrication has a 50 percent cumulative volume particle diameter of from 5 to 100 ?m and a ratio (Mv/Mn) of a volume average particle diameter (Mv) to the number average particle diameter (Mn) of 2.50 or less and satisfies at least one of the following conditions (1) to (3): (1): Tmf1>Tmf2 and (Tmf1?Tmf2)?3 degrees C., both Tmf1 and Tmf2 are measured in differential scanning calorimetry measuring according to ISO 3146, (2): Cd1>Cd2 and (Cd1?Cd2)?3 percent, both Cd1 and Cd2 are measured in differential scanning calorimetry measuring according to ISO 3146, and (3): C×1>C×2 and (C1?C2)?3 percent.
    Type: Application
    Filed: July 21, 2017
    Publication date: January 25, 2018
    Inventors: Akira SAITO, Yasuyuki YAMASHITA, Kiichi KAMODA, Shigenori YAGUCHI, Nozomu TAMOTO, Hitoshi IWATSUKI, Shinzo HIGUCHI, Sohichiroh llDA, Yasuo SUZUKI