Patents by Inventor Shunji Aono

Shunji Aono 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: 6586022
    Abstract: An ulcerative colitis treating therapeutic agent which is very effective in repairing damaged tissues of ulcerative colitis and yet has no need of fear of side effects as those of steroids is provided. It is an therapeutic agent for treating ulcerative colitis which has peony root, especially, dry powders of peony root, or a Chinese medicine formulation containing peony root as an active ingredient. It is also an therapeutic agent for treating ulcerative colitis which has, as an active ingredient, an infused dry extract of peony root, an infused dry extract of a Chinese medicine formulation containing peony root, or especially an infused dry extract of Jia-Wei-Xiao-Yao-San, Dang-Gui-Shao-Yao-San, Shao-Yao-Gan-Cao-Tang, or Gui-Zhi-Fu-Ling-Wan.
    Type: Grant
    Filed: August 9, 2001
    Date of Patent: July 1, 2003
    Assignee: Teikoku Seiyaku Co., Ltd.
    Inventors: Mitsuhiro Kawada, Ken-ichi Hattori, Shunji Aono
  • Publication number: 20020025351
    Abstract: An ulcerative colitis treating therapeutic agent which is very effective in repairing damaged tissues of ulcerative colitis and yet has no need of fear of side effects as those of steroids is provided. It is an therapeutic agent for treating ulcerative colitis which has peony root, especially, dry powders of peony root, or a Chinese medicine formulation containing peony root as an active ingredient. It is also an therapeutic agent for treating ulcerative colitis which has, as an active ingredient, an infused dry extract of peony root, an infused dry extract of a Chinese medicine formulation containing peony root, or especially an infused dry extract of Jia-Wei-Xiao-Yao-San, Dang-Gui-Shao-Yao-San, Shao-Yao-Gan-Cao-Tang, or Gui-Zhi-Fu-Ling-Wan.
    Type: Application
    Filed: August 9, 2001
    Publication date: February 28, 2002
    Applicant: TEIKOKU SEIYAKU CO., LTD.
    Inventors: Mitsuhiro Kawada, Ken-Ichi Hattori, Shunji Aono
  • Patent number: 5106860
    Abstract: Thiazolidin-4-one derivative represented by the following general formula (I) and acid addition salts thereof ##STR1## wherein; R.sup.1 and R.sup.2 are the same or different and denote each(i) a residue represented by the general formula--A--R.sup.4wherein, A denotes a single bond, C.sub.1 -C.sub.8 alkylene, C.sub.2 -C.sub.8 alkenylene, or C.sub.2 -C.sub.8 alkynylene and R.sup.4 denotes hydrogen, C.sub.1 -C.sub.12 alkyl, C.sub.2 -C.sub.8 alkenyl, C.sub.3 -C.sub.8 cycloalkyl, or C.sub.1 -C.sub.6 haloalkyl,or(ii) a residue represented by the general formula ##STR2## wherein, B denotes a single bond or C.sub.1 -C.sub.6 alkylene, R.sup.5 denotes hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.2 -C.sub.8 alkenyl, C.sub.3 -C.sub.8 cycloalkyl, substituted silyl, or substituted or unsubstituted aryl, n and n' denote each an integer of 2 to 4, m denotes an integer of 1 to 3, and m' denotes an integer of 0 to 2;R.sup.3 denotes hydrogen, C.sub.1 -C.sub.2 alkyl, allyl, 2-propynyl,or(c) the general formula--F--R.sup.
    Type: Grant
    Filed: December 10, 1990
    Date of Patent: April 21, 1992
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Masao Enomoto, Atsuyuki Kojima, Yoshihiro Komuro, Shigeaki Morooka, Shunji Aono, Yuzuru Sanemitsu, Masato Mizutani, You Tanabe
  • Patent number: 4992455
    Abstract: Thiazolidin-4-one derivative represented by the folowing general formula (I) and acid addition salts thereof ##STR1## wherein; R.sup.1 and R.sup.2 are the same or different and denote each(i) a residue represented by the general formula--A--R.sup.4wherein, A denotes a single bond, C.sub.1 -C.sub.8 alkylene, C.sub.2 -C.sub.8 alkenylene, or C.sub.2 -C.sub.8 alkynylene and R.sup.4 denotes hydrogen, C.sub.1 -C.sub.12 alkyl, C.sub.2 -C.sub.8 alkenyl, C.sub.3 -C.sub.8 cycloalkyl, or C.sub.1 -C.sub.6 haloalkyl, or(ii) a residue represented by the general formula{(CH.sub.2).sub.n O}.sub.m {(CH.sub.2).sub.n' O}B--R.sup.5wherein, B denotes a single bond or C.sub.1 -C.sub.6 alkylene, R.sup.5 denotes hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.2 -C.sub.8 alkenyl, C.sub.3 -C.sub.8 cycloalkyl, substituted silyl, or substituted or unsubstituted aryl, n and n' denote each an integer of 2 to 4, m denotes an integer of 1 to 3, and m' denotes an integer of 0 to 2; andR.sup.3 denotes hydrogen, C.sub.1 -C.sub.
    Type: Grant
    Filed: May 19, 1988
    Date of Patent: February 12, 1991
    Assignee: Sumitomo Pharmaceuticals Company, Limited
    Inventors: Masao Enomoto, Atsuyuki Kojima, Yoshihiro Komuro, Shigeaki Morooka, Shunji Aono, Yuzuru Sanemitsu, Masato Mizutani, You Tanabe
  • Patent number: 4695580
    Abstract: Novel phenylserine derivatives of the formula: ##STR1## and pharmaceutically acceptable acid addition salts thereof, pharmaceutical compositions, and a process for preparing the compounds are disclosed. The phenylserine derivatives and pharmaceutically acceptable acid addition salts are capable of inhibiting the biosynthesis of leucotrienes and/or antagonistic activity against SRS-A and hence are useful for prophylaxis and treatment of various allergic diseases (e.g. bronchial asthma, allergic nasitis, urticaria), ischemic heart diseases, ischemic encephalopathy, inflammation, or the like.
    Type: Grant
    Filed: December 19, 1984
    Date of Patent: September 22, 1987
    Assignee: Sumitomo Pharmaceuticals Company, Ltd.
    Inventors: Naohito Ohashi, Shoji Nagata, Masashi Nakatsuka, Kikuo Ishizumi, Junki Katsube, Shunji Aono, Teruo Sakurama
  • Patent number: 4461774
    Abstract: An imidazolylcarboxylic acid compound of the formula: ##STR1## wherein Ph is a phenyl group or a phenyl group substituted with one or two halogen atoms, R is a hydrogen atom or a C.sub.1 -C.sub.8 alkyl group and n is an integer of 1 to 8, which is useful as an antifungal agent.
    Type: Grant
    Filed: September 29, 1982
    Date of Patent: July 24, 1984
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Ikutaro Saji, Hiroshi Yamazaki, Shunji Aono, Katsuaki Ichise, Takao Okuda
  • Patent number: 4343801
    Abstract: A compound of the formula: ##STR1## wherein Ar is a phenyl group substituted with halogen, C.sub.1 -C.sub.8 alkyl, C.sub.1 -C.sub.8 alkoxy, C.sub.1 -C.sub.8 alkylthio, C.sub.1 -C.sub.8 alkylsulfonyl, nitro, trihalomethyl, cyano, C.sub.1 -C.sub.8 alkylamino, di(C.sub.1 -C.sub.8)-alkylamino, amino, hydroxyl, phenyl and/or phenoxy, a naphthyl group or a thienyl group optionally substituted with halogen, which is useful as an antifungal agent.
    Type: Grant
    Filed: December 3, 1980
    Date of Patent: August 10, 1982
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Hideo Agui, Katsumi Tamoto, Shunji Aono, Takao Okuda
  • Patent number: 4288448
    Abstract: An N-substituted imidazole compound of the formula: ##STR1## wherein R and R' are independently a phenyl group optionally substituted with one or more halogen, C.sub.1 -C.sub.8 alkyl, C.sub.1 -C.sub.8 alkoxy, C.sub.1 -C.sub.8 alkylthio, phenyl, phenoxy, phenylthio, hydroxyl, trifluoromethyl, amino, carbamoyl, di(C.sub.1 -C.sub.8) alkylamino, C.sub.1 -C.sub.8 alkanoylamino, nitro, cyano, carboxy, C.sub.1 -C.sub.8 alkoxycarbonyl, C.sub.1 -C.sub.8 alkylsulfonyloxy or C.sub.1 -C.sub.8 alkanoylpiperazino groups; a C.sub.1 -C.sub.15 alkyl group or a phenyl (C.sub.1 -C.sub.2) alkyl group optionally bearing halogen on the benzene ring, and its acid-addition salts, which is useful as an antifungal agent.
    Type: Grant
    Filed: November 26, 1980
    Date of Patent: September 8, 1981
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Ikutaro Saji, Shunji Aono, Takao Okuda, Hideo Agui
  • Patent number: 4230706
    Abstract: Quinazoline compounds of the formula: ##STR1## wherein A is ##STR2## wherein n is an integer of 1 or 2, or ##STR3## wherein X is O or CH.sub.2, and n and m are independently an integer of 1 or 2, and its non-toxic pharmaceutically acceptable salts, having an excellent antihypertensive activity without causing adverse effects such as orthostatic hypotension.
    Type: Grant
    Filed: March 19, 1979
    Date of Patent: October 28, 1980
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Isamu Maruyama, Shunji Aono, Junki Katsube
  • Patent number: 4228167
    Abstract: Novel imidazo[2,1-b]quinazolines and pyrimido-[2,1-b]quinozolines represented by the formula, ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and A are as defined in the specification were prepared. They have prominent pharmacological properties such as diuretic and vasodilating activity.
    Type: Grant
    Filed: September 5, 1978
    Date of Patent: October 14, 1980
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Michihiro Yamamoto, Masao Koshiba, Shunji Aono
  • Patent number: 4092324
    Abstract: Bisphenoxy carboxylic acid derivatives useful as an antiarteriosclerosis agent with good absorbability and low toxicity, which are novel compounds represented by the general formula, ##STR1## wherein R.sub.1 and R.sub.2 represent hydrogen atoms or lower alkyl groups and A preresents ##STR2## (wherein in case R.sub.3 is a hydrogen atom, R.sub.4 represents an amino-lower-alkyl group, an N-lower-alkylaminoalkyl group, a heterocyclic group, or a heterocyclic group-substituted alkyl group; or R.sub.3 and R.sub.4 may join through an intermediary hetero atom to form a heterocyclic group and if said hetero atom is a nitrogen atom, this nitrogen atom can bear a lower alkyl group as a substituent) or ##STR3## (wherein R.sub.5 represents a hydrogen atom, a hydroxyalkyl group or a derivative thereof, and R.sub.6 represents a hydroxyalkyl group or a heterocyclic group; or R.sub.5 and R.sub.
    Type: Grant
    Filed: August 23, 1976
    Date of Patent: May 30, 1978
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Yoshio Suzuki, Masayoshi Minai, Noritaka Hamma, Eiichi Murayama, Shunji Aono
  • Patent number: 4082913
    Abstract: Novel anti-atherosclerosis agents having the formula, ##STR1## wherein R is hydrogen or lower alkyl, n and m each signify an integer of 4 - 6, and A is hydrogen or a group of the formula, ##STR2## WHEREIN R and m have the same meanings as defined above. These compounds are produced, for example, by reacting a bisphenolic compound of the formula, ##STR3## with chloroform and a ketone compound of the formula, ##STR4## in the presence of an alkali. Alternatively, they are produced by reacting the bisphenolic compound with .alpha.-halogeno- or .alpha.-hydroxycarboxylic acid derivative of the formula, ##STR5## wherein R and m have the same meanings as defined above, and X is halogen or hydroxyl.
    Type: Grant
    Filed: May 30, 1973
    Date of Patent: April 4, 1978
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Yoshio Suzuki, Masayoshi Minai, Noritaka Hamma, Eiichi Murayama, Shunji Aono
  • Patent number: 4031134
    Abstract: Novel anti-atherosolerosis agents having the formula, ##STR1## wherein typical examples of R.sup.1 and R.sup.2 are hydrogen, C.sub.1 -C.sub.8 alkyl, phenyl, benzyl and phenethyl, or R.sup.1 and R.sup.2 may form cycloalkylidene together with a carbon atom bonded therewith; R.sup.3 and R.sup.4 each is hydrogen or C.sub.1 -C.sub.4 alkyl; Y is hydroxyl, C.sub.1 -C.sub.4 alkoxy, phenoxy or an amine residue; A is hydrogen or a group of the formula, ##STR2## wherein R.sup.3, and R.sup.4 and Y have the same meanings as defined above; and D and E each is hydrogen or halogen.These compounds are produced, for example, by reacting a bisphenolic compound of the formula, ##STR3## with chloroform and a ketone compound of the formula,R.sup.3 -- CO -- R.sup.4in the presence of an alkali. Alternatively, they are produced by reacting the bisphenolic compound with .alpha.-halogeno- or .alpha.-hydroxycarboxylic acid derivative of the formula, ##STR4## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.
    Type: Grant
    Filed: September 25, 1972
    Date of Patent: June 21, 1977
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Yasushi Nakamura, Kunio Agatsuma, Yoshihiro Tanaka, Shunji Aono
  • Patent number: 4008265
    Abstract: Bisphenoxy carboxylic acid derivatives useful as an antiarteriosclerosis agent with good absorbability and low toxicity, which are novel compounds represented by the general formula, ##STR1## wherein R.sub.1 and R.sub.2 represent hydrogen atoms or lower alkyl groups and A represents ##STR2## (wherein in case R.sub.3 is a hydrogen atom, R.sub.4 represents an amino-lower-alkyl group, an N-lower-alkylaminoalkyl group, a heterocyclic group, or a heterocyclic group-substituted alkyl group; or R.sub.3 and R.sub.4 may join through an intermediary hetero atom to form a heterocyclic group and if said hetero atom is a nitrogen atom, this nitrogen atom can bear a lower alkyl group as a substituent) or ##STR3## (wherein R.sub.5 represents a hydrogen atom, a hydroxyalkyl group or a derivative thereof, and R.sub.6 represents a hydroxyalkyl group or a heterocyclic group; or R.sub.5 and R.sub.
    Type: Grant
    Filed: July 23, 1974
    Date of Patent: February 15, 1977
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Yoshio Suzuki, Masayoshi Minai, Noritaka Hamma, Eiichi Murayama, Shunji Aono
  • Patent number: 3970694
    Abstract: Novel compounds having the formula, ##SPC1##Wherein R.sub.1, R.sub.2 and R.sub.3 are each independently hydrogen or a C.sub.1 -C.sub.4 alkyl; n is an integer of 4-6; and Y is hydrogen or a group of the formula ##EQU1## wherein R.sub.1, R.sub.2 and R.sub.3 are as defined above. These compounds are produced, for example, by reacting a bisphenolic compound of the formula, ##SPC2##With chloroform and a ketone compound of the formula,R.sub.1 -- CO -- R.sub.2in the presence of an alkali. Alternatively, they are produced by reacting the bisphenolic compound with .alpha.-halogeno- or .alpha.-hydroxycarboxylic acid derivative of the formula, ##EQU2## wherein R.sub.1, R.sub.2, and R.sub.3 are as defined above, and X is a halogen or hydroxyl. The novel compounds are anti-atherosclerosis agents useful for lowering elevated levels of cholesterol or lipids.
    Type: Grant
    Filed: June 28, 1974
    Date of Patent: July 20, 1976
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Masayoshi Minai, Yoshio Suzuki, Noritaka Hamma, Eiichi Murayama, Shunji Aono
  • Patent number: 3959484
    Abstract: Novel anti-atheroscelersosis agents having the formula, ##SPC1##Wherein typical examples of R.sup.1 and R.sup.2 are hydrogen, C.sub.1 -C.sub.8 alkyl, phenyl, benzyl and phenethyl, or R.sup.1 and R.sup.2 may form cycloalkylidene together with a carbon atom bonded therewith; R.sup.3 and R.sup.4 each is hydrogen or C.sub.1 -C.sub.4 alkyl; Y is hydroxyl, C.sub.1 -C.sub.4 alkoxy, phenoxy or an amine residue; A is hydrogen or a group of the formula, ##EQU1## wherein R.sup.3, R.sup.4 and Y have the same meanings as defined above; and D and E each is hydrogen or halogen.These compounds are produced, for example, by reacting a bisphenolic compound of the formula, ##SPC2## with chloroform and a ketone compound of the formula,R.sup.3 --CO--R.sup.4in the presence of an alkali. Alternatively, they are produced by reacting the bisphenolic compound with .alpha.-halogeno- or .alpha.-hydroxycarboxylic acid derivative of the formula, ##EQU2## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.
    Type: Grant
    Filed: April 10, 1974
    Date of Patent: May 25, 1976
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Yasushi Nakamura, Kunio Agatsuma, Yoshihiro Tanaka, Shunji Aono