Patents by Inventor Isei Koshi

Isei Koshi 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).

  • Patent number: 4673636
    Abstract: A medium for lysine decarboxylation test comprises 2 to 7 g of yeast extract, 1 to 5 g of peptone, 0.5 to 1.5 g of glucose, 0.3 to 1 g of monalkali metal dihydrogen phosphate, 10 to 40 g of L-lysine mineral acid salt, 0.01 to 0.08 of 5'-pyridoxalphosphoric ester, and 0.04 to 0.1 g of a pH indicator, and has a pH value in the range of 5.5 to 6.5 when dissolved in 2 liter of water.
    Type: Grant
    Filed: April 8, 1985
    Date of Patent: June 16, 1987
    Assignee: Terumo Kabushiki Kaisha
    Inventors: Takeshi Igarashi, Toshihiko Endo, Isei Koshi
  • Patent number: 4417887
    Abstract: A connector for a catheter, which comprises a hub provided at the leading end thereof with a hollow needle tube; a cap capable of being detachably attached to the rear end of the hub and water-tightly sealing the interior of the hub; a sheath of the shape of a blind cylinder for admitting therein the aforementioned hub from the needle tube side and being slidably fitted around the outer side of the hub, the blind cylinder being provided in the closed end thereof with an aperture for permitting the needle tube to be thrust out therethrough; and a case of the shape of a blind cylinder for admitting therein the aforementioned sheath from the closed end side thereof and being detachably fitted around one end part of the sheath.
    Type: Grant
    Filed: September 28, 1982
    Date of Patent: November 29, 1983
    Assignee: Fuji Terumo Co., Ltd.
    Inventor: Isei Koshi