Patents by Inventor Eri OKUBO

Eri OKUBO 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).

  • CLEANING SPONGE ROLLER
    Publication number: 20230276931
    Abstract: A cleaning sponge roller includes a cylindrical sponge body and a shaft-shaped core. The sponge body is formed of a porous material having continuous pores and having elasticity in a wet state. The core is inserted through an inner diameter portion of the sponge body and fixedly supports an inner circumferential surface of the sponge body. The core is formed of a porous sintered compact having continuous pores.
    Type: Application
    Filed: August 4, 2021
    Publication date: September 7, 2023
    Applicant: AION Co., Ltd.
    Inventors: Eri OKUBO, Toshimasa MANO