Patents by Inventor Toshihisa HIOKI

Toshihisa HIOKI 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).

  • Sheet processing device and image forming system incorporating the sheet processing device
    Patent number: 11511961
    Abstract: A sheet processing device includes a first conveyance passage, a first conveyor, a second conveyor, a folder, a second conveyance passage, and circuitry. The circuitry is configured to (1) cause the first conveyor and the second conveyor to convey the sheet nipping the sheet to warp the sheet between the first conveyor and the second conveyor, (2) guide the warped sheet to form a first fold on the sheet by the folder and circulate the sheet to the first conveyance passage, (3) cause the first conveyor and the second conveyor to convey the sheet while nipping the sheet again to warp the sheet between the first conveyor and the second conveyor, (4) guide the warped sheet to form a second fold on the sheet by the folder, and (5) cause the second conveyor to convey the sheet with the first fold and the second fold.
    Type: Grant
    Filed: August 9, 2021
    Date of Patent: November 29, 2022
    Assignee: Ricoh Company, Ltd.
    Inventors: Yusuke Tanaka, Kentaroh Fukami, Atsushi Kuriyama, Yuuki Nakagawa, Takato Mochizuki, Toshihisa Hioki, Takuya Fukuhara, Ryoh Suzuki
  • SHEET PROCESSING DEVICE AND IMAGE FORMING SYSTEM INCORPORATING THE SHEET PROCESSING DEVICE
    Publication number: 20220063953
    Abstract: A sheet processing device includes a first conveyance passage, a first conveyor, a second conveyor, a folder, a second conveyance passage, and circuitry. The circuitry is configured to (1) cause the first conveyor and the second conveyor to convey the sheet nipping the sheet to warp the sheet between the first conveyor and the second conveyor, (2) guide the warped sheet to form a first fold on the sheet by the folder and circulate the sheet to the first conveyance passage, (3) cause the first conveyor and the second conveyor to convey the sheet while nipping the sheet again to warp the sheet between the first conveyor and the second conveyor, (4) guide the warped sheet to form a second fold on the sheet by the folder, and (5) cause the second conveyor to convey the sheet with the first fold and the second fold.
    Type: Application
    Filed: August 9, 2021
    Publication date: March 3, 2022
    Applicant: Ricoh Company, Ltd.
    Inventors: Yusuke TANAKA, Kentaroh FUKAMI, Atsushi KURIYAMA, Yuuki NAKAGAWA, Takato MOCHIZUKI, Toshihisa HIOKI, Takuya FUKUHARA, Ryoh SUZUKI