Patents by Inventor Kouji Amemiya

Kouji Amemiya 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).

  • Publication number: 20030055946
    Abstract: A network monitoring apparatus for monitoring an interconnecting device that interconnects communication in a computer network. A first storage unit stores a plurality of notifications to notify of each of a plurality of operations in the interconnecting device, respectively. A detection unit that detects the operations in the interconnecting device and a notification unit that selects a notification stored in the first storage unit based on a detected operation to notify of the operation of the interconnecting device by the selected notification.
    Type: Application
    Filed: November 15, 2001
    Publication date: March 20, 2003
    Inventor: Kouji Amemiya
  • Patent number: 5338327
    Abstract: A glass preform for an optical fiber is flame abrased with an oxyhydrogen flame while vertically suspending and rotating the glass preform and relatively moving one or both of the glass preform and the oxyhydrogen flame, whereby a surface of the glass preform is smoothened.
    Type: Grant
    Filed: July 24, 1992
    Date of Patent: August 16, 1994
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventors: Yuichi Ohga, Toshio Danzuka, Masahide Saito, Kouji Amemiya, Hiroshi Yokota
  • Patent number: 5334628
    Abstract: Amine derivatives having the general formula (I): ##STR1## wherein X is selected from the group consisting of ##STR2## wherein Q is oxygen, sulfur or nitrogen atom, and ##STR3## wherein Q is as above; Y is selected from the group consisting of ##STR4## R.sup.1 is hydrogen atom or an alkyl group; R.sup.2 is hydrogen atom or an alkyl group; R.sup.3 is hydrogen atom, a halogen atom or an alkyl group; R.sup.4 hydrogen atom, an alkyl group, a cycloalkyl group, a halogenated alkyl group or a halogen atom; R.sup.5 is hydrogen atom, an alkyl group, an alkoxy group, a halogen atom, nitro group or hydroxy group; R.sup.5 is attached to an arbitrary position of X, and R.sup.3 or R.sup.4 is attached to an arbitrary position of Y.The amine derivatives (I) are useful as fungicides.
    Type: Grant
    Filed: December 31, 1992
    Date of Patent: August 2, 1994
    Assignee: Kaken Pharmaceutical Co., Ltd.
    Inventors: Tetsuya Maeda, Toshiyuki Yamamoto, Mituo Takase, Kazuya Sasaki, Tadashi Arika, Mamoru Yokoo, Rieko Hashimoto, Kouji Amemiya, Sakae Koshikawa
  • Patent number: 5200423
    Abstract: Amine derivatives having the general formula (I): ##STR1## wherein X is selected from the group consisting of ##STR2## wherein Q is oxygen, sulfur or nitrogen atom, and ##STR3## wherein Q is as above; Y is selected from the group consisting of ##STR4## R.sup.1 is hydrogen atom or an alkyl group; R.sup.2 is hydrogen atom or an alkyl group; R.sup.3 is hydrogen atom, a halogen atom or an alkyl group; R.sup.4 is hydrogen atom, an alkyl group, a cycloalkyl group, a halogenated alkyl group or a halogen atom; R.sup.5 is hydrogen atom, an alkyl group, an alkoxy group, a halogen atom, nitro group or hydroxy group; R.sup.5 is attached to an arbitrary position of X, and R.sup.3 or R.sup.4 is attached to an arbitrary position of Y.The main derivatives (I) are useful as fungicides.
    Type: Grant
    Filed: June 25, 1991
    Date of Patent: April 6, 1993
    Assignee: Kaken Pharmaceutical Co., Ltd.
    Inventors: Tetsuya Maeda, Toshiyuki Yamamoto, Mituo Takase, Kazuya Sasaki, Tadashi Arika, Mamoru Yokoo, Rieko Hashimoto, Kouji Amemiya, Sakae Koshikawa
  • Patent number: 5120735
    Abstract: A synergistically active antifungal composition comprising an azole compound and an arylmethylamine compound.
    Type: Grant
    Filed: October 15, 1991
    Date of Patent: June 9, 1992
    Assignee: Kaken Pharmaceutical Co., Ltd.
    Inventors: Tadashi Arika, Mamoru Yokoo, Kouji Amemiya, Tetsuya Maeda
  • Patent number: 5106866
    Abstract: Amine derivatives having the general formula (I): ##STR1## wherein X is selected from the group consisting of ##STR2## Y is selected from the group consisting of ##STR3## R.sup.1 is hydrogen atom or an alkyl group; R.sup.2 is hydrogen atom or an alkyl group; R.sup.3 is hydrogen atom, a halogen atom or an alkyl group; R.sup.4 is hydrogen atom, an alkyl group, a cycloalkyl group, a halogenated alkyl group or a halogen atom; R.sup.5 is hydrogen atom, an alkyl group, an alkoxy group, a halogen atom, nitro group or hydroxy group; R.sup.5 is attached to an arbitrary position of X, and R.sup.3 or R.sup.4 is attached to an arbitrary position of Y.The amine derivatives (I) are useful as fungicides.
    Type: Grant
    Filed: February 14, 1990
    Date of Patent: April 21, 1992
    Assignee: Kaken Pharmaceutical Co., Ltd.
    Inventors: Tetsuya Maeda, Toshiyuki Yamamoto, Mituo Takase, Kazuya Sasaki, Tadashi Arika, Mamoru Yokoo, Rieko Hashimoto, Kouji Amemiya, Sakae Koshikawa
  • Patent number: 5021458
    Abstract: Amine derivatives having the general formula (I): ##STR1## wherein X is selected from the group consisting of ##STR2## wherein Q is oxygen, sulfur or nitrogen atom, and ##STR3## wherein Q is as above; Y is selected from the group consisting of ##STR4## R.sup.1 is hydrogen atom or an alkyl group; R.sup.2 is hydrogen atom or an alkyl group; R.sup.3 is hydrogen atom, a halogen atom or an alkyl group; R.sup.4 is hydrogen atom, an alkyl group, a cycloalkyl group, a halogenated alkyl group or a halogen atom; R.sup.5 is hydrogen atom, an alkyl group, an alkoxy group, a halogen atom, nitro group or hydroxy group; R.sup.5 is attached to an arbitrary position of X, and R.sup.3 or R.sup.4 is attached to an arbitrary position of Y.The amine derivatives (I) are useful as fungicides.
    Type: Grant
    Filed: December 7, 1988
    Date of Patent: June 4, 1991
    Assignee: Kaken Pharmaceutical Co., Ltd.
    Inventors: Tetsuya Maeda, Toshiyuki Yamamoto, Mituo Takase, Kazuya Sasaki, Tadashi Arika, Mamoru Yokoo, Rieko Hashimoto, Kouji Amemiya, Sakae Koshikawa
  • Patent number: 4691014
    Abstract: A cephalosporin compound having the formula: ##STR1## wherein R.sub.1 is a hydroxy group, a lower alkanoyloxy group or a lower alkoxycarbonyloxy group, R.sub.2 is a hydrogen atom, a hydroxy group, a lower alkanoyloxy group or a lower alkoxycarbonyloxy group, R.sub.3 is a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkenyl group, a lower alkoxy group or --CH.sub.2 R.sub.7 (wherein R.sub.7 is a hydrogen atom, an azido group, a lower alkanoyloxy group, a carbamoyloxy group, a substituted or unsubstituted pyridinium group or a substituted or unsubstituted heterocyclic thio group), R.sub.4 is a hydrogen atom or a carboxy-protecting group, each of R.sub.5 and R.sub.6 is a hydrogen atom or a lower alkyl group, or R.sub.5 and R.sub.6 form a cycloalkylidene group together with the carbon atom to which they are attached, and m is 0 to 1, or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: October 1, 1985
    Date of Patent: September 1, 1987
    Assignee: Kaken Pharmaceutical Co., Ltd.
    Inventors: Takanobu Naito, Masaaki Yokoyama, Kazuya Sasaki, Makoto Yamamoto, Kouji Amemiya
  • Patent number: 4608438
    Abstract: An antifungal and antibacterial imidazole derivative represented by the general formula I or a biologically acceptable acid addition salt thereof: ##STR1## where Ar is a phenyl group which may be substituted by alkyl having from 1 to 6 carbon atoms, alkoxy having from 1 to 4 carbon atoms, alkylamino having from 1 to 4 carbon atoms, alkoxy carbonyl having from 1 to 4 carbon atoms, phenyl, halogen or hydroxyl; a naphthyl group; a furyl group; or a thienyl group which may be substituted by halogen or alkyl having from 1 to 4 carbon atoms, and R is an alkyl group having from 1 to 10 carbon atoms; an alkenyl group having from 1 to 6 carbon atoms; or a phenylalkyl group which may be substituted by halogen.
    Type: Grant
    Filed: August 16, 1984
    Date of Patent: August 26, 1986
    Assignee: Kaken Pharmaceutical Co., Ltd.
    Inventors: Katuyuki Ohtuka, Kazuya Sasaki, Tadashi Arika, Mamoru Yokoo, Kouji Amemiya
  • Patent number: RE34770
    Abstract: Amine derivatives having the general formula (I): ##STR1## wherein X is selected from the group consisting of ##STR2## Y is selected from the group consisting of ##STR3## R.sup.1 is hydrogen atom or an alkyl group; R.sup.2 is hydrogen atom or an alkyl group; R.sup.3 is hydrogen atom, a halogen atom or an alkyl group; R.sup.4 is hydrogen atom, an alkyl group, a cycloalkyl group, a halogenated alkyl group or a halogen atom; R.sup.5 is hydrogen atom, an alkyl group, an alkoxy group, a halogen atom, nitro group or hydroxy group; R.sup.5 is attached to an arbitrary position of X, and R.sup.3 or R.sup.4 is attached to an arbitrary position of Y.The amine derivatives (I) are useful as fungicides.
    Type: Grant
    Filed: May 21, 1993
    Date of Patent: November 1, 1994
    Assignee: Kaken Pharmaceutical Co., Ltd.
    Inventors: Tetsuya Maeda, Toshiyuki Yamamoto, Mituo Takase, Kazuya Sasaki, Tadashi Arika, Mamoru Yokoo, Rieko Hashimoto, Kouji Amemiya, Sakae Koshikawa