Patents by Inventor Katsumi Kita

Katsumi Kita 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: 10300764
    Abstract: The present disclosure generally relates to a method for monitoring the performance of a blower motor for a blower unit positioned in a vehicle. The method may include: diagnosing the motor based on predefined criteria and one or more physical parameters sensed by one or more sensors; identifying a performance mode from among a plurality of modes based on the diagnosis, where the plurality of modes are predefined; determining a mode message based on a signal code protocol, where the mode message is indicative of the performance mode identified and the signal code protocol associates each of the plurality of modes with a different coded signal; and transmitting a diagnostic signal that includes the mode message to a climate control module located in the vehicle separate from the motor.
    Type: Grant
    Filed: June 14, 2016
    Date of Patent: May 28, 2019
    Assignees: DENSO International America, Inc., DENSO CORPORATION
    Inventors: Katsumi Nishikawa, Claudia Gonzalez, Kazuki Kita, Shunji Yamauchi
  • Patent number: 6299887
    Abstract: The present invention discloses phosphoric triesters represented by formula (1): wherein R1 represents C12-C24 alkyl or alkenyl, R2 represents C6-C24 alkyl, alkenyl, or aryl, and R3 represents C1-C6 alkyl, C2-C6 alkenyl, or aryl; external compositions containing the phosphoric triesters; and methods for preparing asymmetric phosphoric triesters. The compositions of the present invention have excellent compatibility with the skin, good sensation during use, and a high degree of safety.
    Type: Grant
    Filed: February 26, 1996
    Date of Patent: October 9, 2001
    Assignee: Kao Corporation
    Inventors: Shinji Yano, Takashi Komori, Shinji Ishikawa, Katsumi Kita, Takashi Mizooku
  • Patent number: 6207845
    Abstract: An aluminum compounds represented by the following general formula (1): Al(R1—SO3)1(R2)m(R3)n   (1) wherein R1 is a hydrocarbon group which may be substituted, R2 is a hydrocarbon group which may be substituted, an aliphatic hydrocarbonoxy group which may be substituted, or a halogen atom, R3 is an aromatic hydrocarbonoxy group which may be substituted, and 1, m and n are independently a number of 0 to 3, with the proviso that 1+m+n equals 3, and 1 is not 0, an acid catalyst comprising the aluminum compound, and a process for producing an ester, acetal, ketal, ether or alkyl glycoside making use of the catalyst. The catalyst is suitable for use in a variety of acid-catalyzed reactions of alcohols, i.e., reactions with carbonyl compounds, such as esterification, transesterification, acetalization and ketalization, etherification, ring-opening reactions of epoxy compounds, etc.
    Type: Grant
    Filed: November 1, 1999
    Date of Patent: March 27, 2001
    Assignee: Kao Corporation
    Inventors: Munehisa Okutsu, Tomohito Kitsuki, Katsumi Kita
  • Patent number: 6011071
    Abstract: To provide a novel ether compound which is useful such as an oil agent and a surfactant having the formula (I): R.sup.1 --O--(AO).sub.n --R.sup.2, wherein R.sup.1 is an alpha-branched alkyl group or an alkyl group having two or more branched chains or a cycloalkyl having 5 to 7 carbon atoms, R.sup.2 is an alkyl or alkenyl each being either branched or straight, each having 10 to 30 carbon atoms, A is an alkylene having 2 to 12 carbon atoms, n is a number from 0 to 30, A's being same as or different from one another.
    Type: Grant
    Filed: November 17, 1997
    Date of Patent: January 4, 2000
    Assignee: Kao Corporation
    Inventors: Yasuyuki Fujii, Hisakazu Furugaki, Katsumi Kita, Hideharu Morimoto, Mitsuru Uno, Yasushi Kajihara
  • Patent number: 5932755
    Abstract: The present invention relates to a fatty acid ester of an etherified polyhydric alcohol represented by the following general formula (1), a production process thereof, a cosmetic composition comprising this compound, and a production process of an etherified polyhydric alcohol via the ester.G(A).sub.x (B).sub.y (1)(G: a residue formed by removing H atoms of all the OH groups of a polyhydric alcohol having at least three OH groups, A: --CH.sub.2 CH(OH)R or --CHRCH.sub.2 OH, R.sup.1 : R.sup.1a or --CH.sub.2 OR.sup.1a (R.sup.1a : C.sub.1 -C.sub.36 alkyl or alkenyl group), B: H or C.sub.1 -C.sub.11 acyl group, x+y: the number of the OH groups of G, x.gtoreq.1, y.gtoreq.1, and at least one of y groups B: alkanoyl group).The compound (1) is not only useful as an intermediate for the production of an etherified polyhydric alcohol, but also excellent per se in the performance as a cosmetic base, emulsifier, lubricant, oily component and the like.
    Type: Grant
    Filed: December 16, 1996
    Date of Patent: August 3, 1999
    Assignee: Kao Corporation
    Inventors: Naomichi Hashizume, Hiroshi Kamitani, Katsumi Kita
  • Patent number: 5929283
    Abstract: The present invention relates to an amine derivative represented by the following general formula (1): ##STR1## wherein R.sup.2 and R.sup.3 mean individually an alkyl or alkenyl group which may have --OH and has 1-24 carbon atoms, A denotes an alkylene or alkenylene group which may have at least one --OH, --COOH or --SO.sub.3 H and has 1-6 carbon atoms, y.sup.1 is --COOH, --SO.sub.3 H or --OSO.sub.3 H, y.sup.2 means --OH, --OSO.sub.3 H or --OCO--A--COOH, n stands for a number of 0 or 1, and p is an integer of 1-8, or a salt or quaternized product thereof, and a detergent composition containing such a compound. This compound is low in irritativeness to the skin and hair and excellent in foamability, and can give a pleasant feeling to the user's skin and the like.
    Type: Grant
    Filed: September 23, 1997
    Date of Patent: July 27, 1999
    Assignee: Kao Corporation
    Inventors: Mitsuru Uno, Tomohito Kitsuki, Katsumi Kita, Yoshiaki Fujikura, Akiko Okutsu
  • Patent number: 5914430
    Abstract: Ether compounds, which are useful as solvents, cosmetics, detergents, lubricants, emulsifiers and so on, are produced by reacting (a) a hydroxy compound with a carbonyl compound of (b) a carbonyl compound under hydrogen atmosphere in the presence of a catalyst with ease and at a low cost. The reaction is carried out while removing out produced water by using a dehydrating agent during the reaction; by distilling off the water by azeotropic dehydration and the like; or by blowing gases such as hydrogen gas to flow through the reaction system.
    Type: Grant
    Filed: July 5, 1996
    Date of Patent: June 22, 1999
    Assignee: Kao Corporation
    Inventors: Yasuyuki Fujii, Hisakazu Furugaki, Katsumi Kita, Mitsuru Uno, Eiko Tamura, Hiromasa Matsumoto
  • Patent number: 5891450
    Abstract: Disclosed herein are a polysaccharide derivative obtainable by substituting a part or the whole of hydrogen atoms of hydroxyl groups in a polysaccharide or a derivative thereof by the following substituents (A) and (B):(A) a hydrophobic group containing a C.sub.10 -C.sub.40 alkyl, alkenyl or acyl group which may be substituted by an --OH group or into which an oxycarbonyl group (--COO-- or --OCO--) may be introduced; and(B) a C.sub.1 -C.sub.5 sulfoalkyl group which may be substituted by an --OH group, or a salt thereof, wherein average degrees of substitution by the substituents (A) and (B) per monosaccharide residue are 0.001-1.0 and 0.01-2.0, respectively; a preparation process thereof; and use of the polysaccharide derivative for a thickener for cosmetic compositions.
    Type: Grant
    Filed: December 23, 1996
    Date of Patent: April 6, 1999
    Assignee: Kao Corporation
    Inventors: Tetsuya Miyajima, Tomohito Kitsuki, Katsumi Kita, Hiroshi Kamitani, Kazuhiro Yamaki
  • Patent number: 5885955
    Abstract: An amide represented by the following formula (1): ##STR1## wherein R.sup.1 and R.sup.2 are C1-C24 alkyl, etc.; B is C2-C10 alkylene, etc.; A.sup.1 and A.sup.2 are C1-C6 alkylene, etc.; Y.sup.1 and Y.sup.2 are ##STR2## wherein R.sup.3, R.sup.4, and R.sup.5 are C1-C4 alkyl, etc., and X.sup.1 is halogen; or a salt of the amide and detergent compositions containing the amide or salt are mild to the skin or hair, provide a pleasant sensation to the skin or hair, and have excellent latherability and emulsion stability. These compounds are useful as components of various detergents and cosmetic compositions, emulsifiers, and conditioners.
    Type: Grant
    Filed: November 12, 1997
    Date of Patent: March 23, 1999
    Assignee: Kao Corporation
    Inventors: Mitsuru Uno, Tetsuya Miyajima, Tomohito Kitsuki, Katsumi Kita
  • Patent number: 5872272
    Abstract: The present invention relates to polyvalent metal salts of a phosphoric diester represented by formula (1) and organo(poly)siloxanes modified with a polyvalent metal salt of a phosphoric diester having the structural units represented by formulae (9) and (10): ##STR1## wherein R.sup.1 represents a C1 to C20 linear or branched alkyl group, R.sup.2 and R.sup.4 are the same or different and independently represent a C2 to C3 linear or branched alkylene group, R.sup.3 represents a C3 to C20 linear or C5 to C20 branched alkylene group, A represents a group --COO-- or --O--, x and y are the same or different from each other and independently represent an integer of 0 to 10, L represents a C1 to C40 linear or branched alkyl group or a group, R.sup.1 --(OR.sup.2).sub.x --A--R.sup.3 (OR.sup.4).sub.y -- wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, A, x and y have the same meaning as defined herein before, M represents a divalent or polyvalent metal atom, and m represents the same value as the valence of M.
    Type: Grant
    Filed: June 15, 1995
    Date of Patent: February 16, 1999
    Assignee: Kao Corporation
    Inventors: Shinji Yano, Junichi Fukasawa, Hironori Kawasaki, Munehisa Okutsu, Takeshi Ihara, Katsumi Kita, Yoshiaki Fujikura, Akira Akaogi
  • Patent number: 5801270
    Abstract: The present invention relates to an amine derivative represented by the following general formula (1): ##STR1## wherein R.sup.2 and R.sup.3 mean individually an alkyl or alkenyl group which may have --OH and has 1-24 carbon atoms, A denotes an alkylene or alkenylene group which may have at least one --OH, --COOH or --SO.sub.3 H and has 1-6 carbon atoms, Y.sup.1 is --COOH, --SO.sub.3 H or --OSO.sub.3 H, Y.sup.2 means --OH, --OSO.sub.3 H or --OCO--A--COOH, n stands for a number of 0 or 1, and p is an integer of 1-8, or a salt or quaternized product thereof, and a detergent composition containing such a compound. This compound is low in irritativeness to the skin and hair and excellent in foamability, and can give a pleasant feeling to the user's skin and the like.
    Type: Grant
    Filed: June 13, 1996
    Date of Patent: September 1, 1998
    Assignee: Kao Corporation
    Inventors: Mitsuru Uno, Tomohito Kitsuki, Katsumi Kita, Yoshiaki Fujikura, Akiko Okutsu
  • Patent number: 5756784
    Abstract: An amide represented by the following formula (1): ##STR1## wherein R.sup.1 and R.sup.2 are C1-C24 alkyl, etc.; B is C2-C10 alkylene, etc.; A.sup.1 and A.sup.2 are C1-C6 alkylene, etc.; Y.sup.1 and Y.sup.2 are ##STR2## wherein R.sup.3, R.sup.4, and R.sup.5 are C1-C4 alkyl, etc., and X.sup.1 is halogen; or a salt of the amide and detergent compositions containing the amide or salt are mild to the skin or hair, provide a pleasant sensation to the skin or hair, and have excellent latherability and emulsion stability. These compounds are useful as components of various detergents and cosmetic compositions, emulsifiers, and conditioners.
    Type: Grant
    Filed: May 8, 1996
    Date of Patent: May 26, 1998
    Assignee: Kao Corporation
    Inventors: Mitsuru Uno, Tetsuya Miyajima, Tomohito Kitsuki, Katsumi Kita
  • Patent number: 5723655
    Abstract: The present invention relates to an amine compound represented by the following general formula (1): ##STR1## wherein R.sup.1 and R.sup.2 represent individually a linear or branched C.sub.1 -C.sub.24 alkyl or alkenyl group which may be substituted by a hydroxyl group, X.sup.1 represents a C.sub.1 -C.sub.6 alkylene or alkenylene group which may be substituted by a hydroxyl, sulfonic or carboxyl group, Y.sup.1 represents a carboxyl or sulfonic group, or a sulfuric acid residue, Y.sup.2 represents a hydroxyl group, a sulfuric acid residue or a group --OCO--X.sup.1 --COOH, Z represents a sulfoalkyl group or a group obtained by removing an amino group from an amino acid or a salt thereof, and n represents a number of 0 or 1, or a salt or quaternized product thereof, an intermediate useful for the preparation thereof, and detergent compositions containing such an amine compound.
    Type: Grant
    Filed: January 7, 1997
    Date of Patent: March 3, 1998
    Assignee: Kao Corporation
    Inventors: Mitsuru Uno, Tomohito Kitsuki, Katsumi Kita
  • Patent number: 5714457
    Abstract: The present invention relates to a 2-hydroxypropanediamine derivative represented by the following general formula (1): ##STR1## wherein R.sup.1 and R.sup.2 mean individually a linear or branched C.sub.6 -C.sub.36 alkyl or alkenyl group, X denotes a C.sub.1 -C.sub.6 alkylene or alkenylene group which may be substituted by at least one hydroxyl, sulfonic or carboxyl group and has 1-6 carbon atoms, y.sup.1 is a sulfonic group, a sulfuric acid residue or a carboxyl group, y.sup.2 means a hydroxyl group, a sulfuric acid residue or ##STR2## and n stands for 0 or 1, or a salt or quaternized product thereof, and a detergent composition containing such a compound. This compound is low in irritativeness to the skin and hair and excellent in foamability, and can give a pleasant feeling to the user's skin and the like.
    Type: Grant
    Filed: January 11, 1996
    Date of Patent: February 3, 1998
    Assignee: Kao Corporation
    Inventors: Tomohito Kitsuki, Mitsuru Uno, Katsumi Kita, Yoshiaki Fujikura, Akiko Nakano, Masaki Tosaka, Kazuyuki Yahagi, Shigeru Tamura, Kazunari Maruta
  • Patent number: 5696071
    Abstract: Described are a tris(3-aminopropyl)amine derivative represented by the following formula (1): ##STR1## wherein R represents a C.sub.1-24 alkyl or alkenyl group which may have --OH, A represents a C.sub.1-6 alkylene or alkenylene group which may have --OH, --COOH or --SO.sub.3 H, Y.sup.1 represents --COOH, --SO.sub.3 H or --OSO.sub.3 H , Y.sup.2 represents --OH, --OSO.sub.3 H or --OCO--A--COOH and n stands for 0 or 1, or a salt or quaternized product thereof; and a detergent composition containing the same. The compound according to the present invention has low skin or hair irritation, has excellent foaming power and imparts favorable touch feeling to the skin or the like.
    Type: Grant
    Filed: January 7, 1997
    Date of Patent: December 9, 1997
    Assignee: Kao Corporation
    Inventors: Akiko Okutsu, Tomohito Kitsuki, Katsumi Kita
  • Patent number: 5565601
    Abstract: Phosphoric esters (mono-, di- or triester) is useful as, for example, a cleaner, an emulsifier, an antistatic agent, metal-chelating agent and a lubricant for fibers. It is produced at a high yield while completely trapping the hydrogen chloride gas formed as a by-product. The reaction between a phosphorus oxyhalide and an organic hydroxyl compound to produce a phosphoric ester is effected in the presence of a metal salt of an acid having a pKa of from -5 to 13.
    Type: Grant
    Filed: July 3, 1995
    Date of Patent: October 15, 1996
    Assignee: Kao Corporation
    Inventors: Takeshi Ihara, Shinji Yano, Katsumi Kita
  • Patent number: 5530084
    Abstract: The present invention relates to organo(poly)siloxanes modified by phosphates (including alkali metal salts thereof or the like) suitable as a component of cosmetics, and to a process for the manufacture of organo(poly)siloxanes modified by phosphates (including alkali metal salts thereof or the like) comprising reacting an organo(poly)siloxane having a group HO--(R.sup.4 O).sub.q --R.sup.5' --OR.sup.6).sub.r -- in its molecular chain, wherein R.sup.4 -R.sup.6 are alkylene groups, with an oxyhalogenated phosphorus; and further reacting it with an alkaline solution. These phosphate-modified organo(poly)siloxanes can stably emulsify silicone oils commonly used as cosmetic raw materials, irrespective of temperatures, and exhibit excellent compatibility with polar components and good foaming capability, so that they are suitable as a component of cosmetics such as skin cosmetics, skin detergents, hair cosmetics, hair detergents, and the like.
    Type: Grant
    Filed: March 6, 1995
    Date of Patent: June 25, 1996
    Assignee: Kao Corporation
    Inventors: Takeshi Ihara, Shinji Yano, Katsumi Kita, Yoshiaki Fujikura
  • Patent number: 5505936
    Abstract: Phosphoric diesters having formula (1): ##STR1## wherein R.sup.1 is an acyl group having at least one phenyl group; R.sup.2 is a C.sub.2-12 linear or branched alkylene group which may optionally be inserted with an oxygen atom between carbon atoms thereof; L is a C.sub.2-40 linear or branched alkyl group which may optionally be inserted with an oxygen atom between carbon atoms thereof or the group R.sup.1 -O-R.sup.2 ; M is a hydrogen atom, an alkali metal ion, a metal ion of di- or higher valence, an ammonium group, an alkanolammonium group having 2 to 14 carbon atoms, C.sub.1-14 alkylammonium group; and n is the valence of M are useful UV absorbing compounds. The phosphoric diesters remain on the skin for long periods of time and exhibit lasting UV shielding effects. The compounds and the cosmetic compositions containing the compounds are very safe to the skin.
    Type: Grant
    Filed: June 15, 1994
    Date of Patent: April 9, 1996
    Assignee: Kao Corporation
    Inventors: Shinji Yano, Munehisa Okutsu, Katsumi Kita, Yoshiaki Fujikura, Junichi Fukasawa
  • Patent number: 5429820
    Abstract: A cosmetic composition comprises:(A) a nonionic amphipathic compound having in the molecule thereof at least one branched alkyl or alkenyl group having 10-36 carbon atoms and at least three hydroxyl groups, and having a lamellar liquid crystal structure itself at 25.degree. C. and at 50.degree. C. or higher; and(B) a compound represented by formula (1): ##STR1## wherein R.sup.1 is a hydrogen atom, a lower alkyl group or a group ##STR2## R.sup.2 is a hydrogen atom, a methyl group or a methoxy group; R.sup.3 is a direct bond or a saturated or unsaturated divalent hydrocarbon group having 1 to 3 carbon atoms; each Y and each Z are independently hydrogen atoms or hydroxyl groups; and p, q and r are each independently integers of 0 to 5, excepting the case where all of p, q and r are zero and Z is H, and the case where all of p, q and r are zero, R.sup.1 is H and Z is OH.
    Type: Grant
    Filed: April 8, 1992
    Date of Patent: July 4, 1995
    Assignee: Kao Corporation
    Inventors: Hiroshi Kamitani, Katsumi Kita, Yoshiaki Fujikura, Ryuuji Ochiai, Kazuyuki Yahagi
  • Patent number: 5409705
    Abstract: A novel phosphobetaine is disclosed. This compound is very excellence in that it exerts a conditioning effect of imparting a good feel to the skin or hair, is excellent in humidifying properties, is available at a low price, and thus it is highly usable in detergents, cosmetics, a bathing preparation and the like. A detergent composition, a cosmetic, and a bathing preparation each containing the phosphobetaine are also disclosed.
    Type: Grant
    Filed: November 22, 1991
    Date of Patent: April 25, 1995
    Assignee: Kao Corporation
    Inventors: Katsumi Kita, Mitsuru Uno, Hiroshi Kamitani, Yoshiaki Fujikura, Nobutaka Horinishi, Tomohito Kitsuki, Kazuyasu Imai, Yasushi Kajihara