Patents by Inventor Motoaki Saitoh

Motoaki Saitoh 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).

  • Printing device, contact member, and drying device
    Patent number: 11801692
    Abstract: A printing device includes a liquid composition having a viscosity of from 2 to 15 mPa·s and a static surface tension of from 20 to 50 mN/m. A liquid composition container contains the liquid composition, a liquid composition applying device is configured to apply the liquid composition to a contact-target member, and a contact member is configured to make contact with a region to which the liquid composition has been applied in the contact-target member. The contact member includes a liquid composition holding layer configured to hold the liquid composition, an adhesive layer that fixes the liquid composition holding layer, and a core, in this order from a side that makes contact with the region. The liquid composition holding layer has a thickness of from 200 to 1,300 ?m.
    Type: Grant
    Filed: September 1, 2020
    Date of Patent: October 31, 2023
    Assignee: Ricoh Company, Ltd.
    Inventors: Yuuki Mizutani, Motoaki Saitoh
  • DRYING DEVICE, PRINTING APPARATUS, AND PRINTING METHOD
    Publication number: 20230098759
    Abstract: A drying device includes a conveyer configured to convey a contacted member by contact with the contacted member, and a heater configured to heat the contacted member. The conveyer includes a surface layer that comes into contact with the contacted member. The surface layer includes a support layer having a surface having multiple recessed portions, and a fluororesin adhering to the recessed portions. The support layer contains alunite sulfate.
    Type: Application
    Filed: April 20, 2021
    Publication date: March 30, 2023
    Applicant: Ricoh Company, Ltd.
    Inventors: Yuuki Mizutani, Motoaki Saitoh
  • PRINTING DEVICE, CONTACT MEMBER, AND DRYING DEVICE
    Publication number: 20220281238
    Abstract: A printing device includes a liquid composition having a viscosity of from 2 to 15 mPa·s and a static surface tension of from 20 to 50 mN/m. A liquid composition container contains the liquid composition, a liquid composition applying device is configured to apply the liquid composition to a contact-target member, and a contact member is configured to make contact with a region to which the liquid composition has been applied in the contact-target member. The contact member includes a liquid composition holding layer configured to hold the liquid composition, an adhesive layer that fixes the liquid composition holding layer, and a core, in this order from a side that makes contact with the region. The liquid composition holding layer has a thickness of from 200 to 1,300 ?m.
    Type: Application
    Filed: September 1, 2020
    Publication date: September 8, 2022
    Applicant: Ricoh Company, Ltd.
    Inventors: Yuuki MIZUTANI, Motoaki Saitoh