Patents by Inventor Kouji Kajiwara

Kouji Kajiwara 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).

  • Antibacterial and biodegradable extracting container
    Patent number: 6742660
    Abstract: An antibacterial, biodegradable extracting container has a filtering surface formed from a water-permeable woven or knitted fabric formed from fibers comprising, as a principal component, an antibacterial, biodegradable polylactate polymer, and having a thickness of 1 to 100 dtex, wherein, preferably, the filtering surface is formed from the woven fabric having a cover factor K of 1600 to 6400, determined in accordance the following equation: K=(N×(A)1/2/T)+(M×(B)1/2/S) wherein, N=warp density (yarns/10 cm), M=weft density (yarns/10 cm), A=thickness (dtex) of the warp yarns, B=thickness (dtex) of the weft yarns, T=specific gravity of the warp yarns and S=specific gravity of the weft yarns.
    Type: Grant
    Filed: September 16, 2002
    Date of Patent: June 1, 2004
    Assignees: Yamanaka Ind., Unitika Fibers, Ltd.
    Inventors: Kaichi Suzuki, Kouji Kajiwara, Shuhei Kurata
  • Antibacterial/biodegradable extraction vessel
    Publication number: 20030099791
    Abstract: An antibacterial, biodegradable extracting container has a filtering surface formed from a water-permeable woven or knitted fabric formed from fibers comprising, as a principal component, an antibacterial, biodegradable polylactate polymer, and having a thickness of 1 to 100 dtex, wherein, preferably, the filtering surface is formed from the woven fabric having a cover factor K of 1600 to 6400, determined in accordance the following equation:
    Type: Application
    Filed: September 16, 2002
    Publication date: May 29, 2003
    Inventors: Kaichi Suzuki, Kouji Kajiwara, Shuhei Kurata