Patents by Inventor Naomitsu Tanaka

Naomitsu Tanaka 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).

  • Pressure-sensitive adhesive sheet roll made with recycled components of the pressure-sensitive adhesive
    Patent number: 7351456
    Abstract: A pressure-sensitive adhesive sheet roll includes a core and a pressure-sensitive adhesive sheet being wound around the core, wherein the core and the pressure-sensitive adhesive sheet contain one or more substantially identical components. The pressure-sensitive adhesive sheet may include a base material and a pressure-sensitive adhesive layer. The base material may contain a plastic resin. The pressure-sensitive adhesive sheet may be a removable pressure-sensitive adhesive sheet. The core can be formed from one or more materials derived from a waste of the pressure-sensitive adhesive sheet roll. As the waste, at least one selected from wastes by-produced in production processes of the pressure-sensitive adhesive sheet roll, used pressure-sensitive adhesive sheets and used cores may be used.
    Type: Grant
    Filed: June 30, 2004
    Date of Patent: April 1, 2008
    Assignee: Nitto Denko Corporation
    Inventors: Naomitsu Tanaka, Yoshihisa Yonemori, Masakazu Yamane, Shigeo Yoshihi
  • Pressure-sensitive adhesive sheet roll, core, their production and recycling system for pressure-sensitive adhesive sheet roll
    Publication number: 20050003130
    Abstract: A pressure-sensitive adhesive sheet roll includes a core and a pressure-sensitive adhesive sheet being wound around the core, wherein the core and the pressure-sensitive adhesive sheet contain one or more substantially identical components. The pressure-sensitive adhesive sheet may include a base material and a pressure-sensitive adhesive layer. The base material may contain a plastic resin. The pressure-sensitive adhesive sheet may be a removable pressure-sensitive adhesive sheet. The core can be formed from one or more materials derived from a waste of the pressure-sensitive adhesive sheet roll. As the waste, at least one selected from wastes by-produced in production processes of the pressure-sensitive adhesive sheet roll, used pressure-sensitive adhesive sheets and used cores may be used.
    Type: Application
    Filed: June 30, 2004
    Publication date: January 6, 2005
    Inventors: Naomitsu Tanaka, Yonemori Yoshihisa, Yamane Masakazu, Yoshihi Shigeo
  • Cleaning tape for photographic material transporting rollers
    Patent number: 6170115
    Abstract: A cleaning tape for use in cleaning transporting surfaces of transporting rollers arranged along a photographic material transporting passageway includes a tape body provided on at least one side thereof with an adhesive layer spaced a distance away from one lengthwise end therteof. A porous screen is laid on the adhesive layer.
    Type: Grant
    Filed: January 13, 1999
    Date of Patent: January 9, 2001
    Assignees: Nitto Denko Corporation, Noritsu Koki Co., Ltd.
    Inventors: Naomitsu Tanaka, Shinji Narukami