Patents by Inventor Shigeyoshi Tanaka
Shigeyoshi Tanaka 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).
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Publication number: 20110004725Abstract: According to one embodiment, a data storage device, includes: a recording medium, statuses of storage areas of the recording medium being managed by groups; a managing table storage module storing a managing table in which bit information pieces are associated to indexes representing the groups, the bit information pieces indicating the statuses of the storage areas initially set to an erased status; a transfer controller storing, upon receiving a write command, data in the storage areas; and a controller updates the bit information pieces of one of the groups to which the storage areas belongs to a stored status. Upon receiving an erase command, the transfer controller overwrites the storage areas by predetermined data. The main controller is configured to update the bit information pieces to the erased status.Type: ApplicationFiled: June 30, 2010Publication date: January 6, 2011Applicant: TOSHIBA STORAGE DEVICE CORPORATIONInventor: Shigeyoshi TANAKA
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Patent number: 7732644Abstract: The present invention relates to processes for producing ?,?-unsaturated aldehyde compounds and unsaturated alcohols with a good yield. There is provided a process for producing and ?,?-unsaturated aldehyde compound including the step of subjecting a raw aldehyde compound to an intermolecular condensation reaction in the presence of an amine and a protonic acid having 4 to 20 carbon atoms or a salt thereof; and a process for producing an unsaturated alcohol including the step of subjecting the ?,?-unsaturated aldehyde compound to a reduction reaction.Type: GrantFiled: November 8, 2006Date of Patent: June 8, 2010Assignee: Kao CorporationInventors: Kosaku Ishida, Shigeyoshi Tanaka, Takahiro Asada
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Patent number: 7642385Abstract: The present invention relates to alcohol compounds having a scent of natural lily of the valley substantially without any woody scent limiting their applications to raw materials of perfume preparations, and a process for producing the alcohol compounds. The alcohol compounds are represented by the following general formula (I): wherein R1 is a hydrogen atom or a hydrocarbon group having 1 to 4 carbon atoms; and any one of dotted lines represents a double bond, and the remaining three dotted lines each represent a single bond.Type: GrantFiled: June 21, 2007Date of Patent: January 5, 2010Assignee: Kao CorporationInventors: Shinji Kotachi, Shigeyoshi Tanaka, Satoshi Ohno
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Publication number: 20090182177Abstract: The present invention relates to alcohol compounds having a scent of natural lily of the valley substantially without any woody scent limiting their applications to raw materials of perfume preparations, and a process for producing the alcohol compounds. The alcohol compounds are represented by the following general formula (I): wherein R1 is a hydrogen atom or a hydrocarbon group having 1 to 4 carbon atoms; and any one of dotted lines represents a double bond, and the remaining three dotted lines each represent a single bond.Type: ApplicationFiled: June 21, 2007Publication date: July 16, 2009Inventors: Shinji Kotachi, Shigeyoshi Tanaka, Satoshi Ohno
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Publication number: 20090171124Abstract: The present invention relates to processes for producing ?,?-unsaturated aldehyde compounds and unsaturated alcohols with a good yield. There is provided a process for producing and ?,?-unsaturated aldehyde compound including the step of subjecting a raw aldehyde compound to an intermolecular condensation reaction in the presence of an amine and a protonic acid having 4 to 20 carbon atoms or a salt thereof; and a process for producing an unsaturated alcohol including the step of subjecting the ?,?-unsaturated aldehyde compound to a reduction reaction.Type: ApplicationFiled: November 8, 2006Publication date: July 2, 2009Applicant: Kao CorporationInventors: Kosaku Ishida, Shigeyoshi Tanaka, Takahiro Asada
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Publication number: 20080080084Abstract: A password creating unit acquires medium information such as a serial number from an HDD, and creates a password according to an algorithm previously stored in an algorithm storing unit. A lock processing unit performs the process of lock and unlock of the HDD by using the created password.Type: ApplicationFiled: August 14, 2007Publication date: April 3, 2008Applicant: Fujitsu LimitedInventors: Yoshinori Kadowaki, Shigeyoshi Tanaka
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Patent number: 7235275Abstract: A process for preparing an orange oil comprising the steps of mixing a raw material oil containing valencene with a high-boiling solvent having a boiling point exceeding 240° C. under normal pressure, to give a mixture, and fractionally distilling the mixture obtained, optionally comprising the step of subjecting to an alkali treatment the raw material oil before fractional distillation or a distillate fraction obtained after fractional distillation; and an orange oil obtained by the process as defined above.Type: GrantFiled: April 24, 2003Date of Patent: June 26, 2007Assignee: Kao CorporationInventors: Shinji Kotachi, Junko Ueda, Shigeyoshi Tanaka
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Publication number: 20060058547Abstract: There is provided a noble process for producing a salicylic ester for perfumes which comprises the step of transesterifying a salicylic lower alkyl ester with an alcohol having at least one carbon atom which is located adjacent to a hydroxyl-bonded carbon atom and has one or more hydrogen atoms bonded thereto, in the presence of a tin-based catalyst. The process of the present invention enables the salicylic ester to be produced at a high yield and is free from handling problems such as precipitation of solids in a distillation residue obtained after the reaction, and the catalyst used therein is reusable.Type: ApplicationFiled: August 31, 2005Publication date: March 16, 2006Applicant: Kao CorporationInventors: Takefumi Uehara, Satoshi Ohno, Shinji Kotachi, Shigeyoshi Tanaka
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Patent number: 6983383Abstract: A power supply control device is provided with a first power supply input terminal to which a power supply is provided and a second power supply input terminal to which a power supply is provided. A power supply input detection unit detects an instance when the input of the second power supply input terminal is above a predetermined value and then a switch unit cuts off power supplied from the first power supply input terminal and activates power supply from the second power supply input terminal when the input from the second power supply input terminal is above a predetermined value according to the power supply input detection unit. A power supply processor processes a power supply supplied by way of the first or second power supply input terminal.Type: GrantFiled: December 1, 1999Date of Patent: January 3, 2006Assignee: Fujitsu LimitedInventors: Shuko Saito, Akira Minami, Shigeyoshi Tanaka, Satoshi Furuta
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Publication number: 20050004210Abstract: The invention relates to a process for producing a mixture of a pyran represented by the formula (II) and a hydroxypyran represented by the formula (III) by reacting aldehyde (I) with isoprenol. wherein R1 represents an alkyl or alkenyl group having 1 to 12 carbon atoms, an optionally alkyl- or alkoxy-substituted aryl group having 6 to 12 carbon atoms in total, or the like. Further, the hydroxypyran compound in the resulting mixture is subjected to dehydration reaction in the presence of an acid to produce a pyran compound represented by the formula (II).Type: ApplicationFiled: June 29, 2004Publication date: January 6, 2005Applicant: Kao CorporationInventors: Akira Umada, Yoshiharu Ataka, Shigeyoshi Tanaka, Kazuki Naito, Koji Mine
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Patent number: 6780403Abstract: The present invention provides a liquid deodorant suitable for deodorization of spaces and fiber products, and a hair cosmetic and skin cosmetic having a high deodorization effect. Here any of the hair cosmetic and skin cosmetic may be that referred to as a body deodorant. Namely, the present invention provides a deodorant comprising a deodorant organic dibasic acid composed of an organic dibasic acid and/or salt thereof having a difference between the first acid dissociation index (hereinafter, abbreviated as first acid dissociation index and the second acid dissociation index (hereinafter, abbreviated as second acid dissociation index or pK2) of 1.7 or more a 25° C.Type: GrantFiled: May 23, 2002Date of Patent: August 24, 2004Assignee: Kao CorporationInventors: Osamu Yamashita, Shigeyoshi Tanaka, Toru Tsutsumi, Hirohiko Ishida, Keiji Tsuchikura, Toyoki Hagura
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Publication number: 20030203090Abstract: A process for preparing an orange oil comprising the steps of mixing a raw material oil containing valencene with a high-boiling solvent having a boiling point exceeding 240° C. under normal pressure, to give a mixture, and fractionally distilling the mixture obtained, optionally comprising the step of subjecting to an alkali treatment the raw material oil before fractional distillation or a distillate fraction obtained after fractional distillation; and an orange oil obtained by the process as defined above.Type: ApplicationFiled: April 24, 2003Publication date: October 30, 2003Applicant: KAO CORPORATIONInventors: Shinji Kotachi, Junko Ueda, Shigeyoshi Tanaka
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Patent number: 6600079Abstract: A process for producing a 5-arylpentanol of formula (2): wherein R1 represents an aryl group which may be substituted with one or two or more of an alkyl or alkoxy group and has 6 to 12 carbon atoms in total, R3 represents a hydrogen atom, or an alkyl or alkenyl group of 1 to 6 carbon atoms, and R4 represents R2 defined below when R2 is a monovalent group or represents R2H when R2 is a divalent group, which comprises effecting hydrogenolysis of a pyran compound of formula (1): wherein, R1 and R3 are as defined above, R2 represents a hydrogen atom, an alkyl or alkenyl group of 1 to 6 carbon atoms, or an alkylidene or alkenylidene group of 1 to 6 carbon atoms, and a dotted line represents a possible bond and any one of the three bonds represented by dotted lines and solid lines is a double bond, in the presence of one or more catalysts selected from (a) a catalyst carrying two or more elements selected from noble metals in Group VIII in the periodic table and (b) an acid typeType: GrantFiled: September 26, 2002Date of Patent: July 29, 2003Assignee: Kao CorporationInventors: Akira Umada, Shigeyoshi Tanaka
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Patent number: 6586639Abstract: This invention discloses a substance which is a betaine ester of a functional alcohol that has an amido bond in its molecule and releases the functional alcohol.Type: GrantFiled: July 2, 2002Date of Patent: July 1, 2003Assignee: Kao CorporationInventors: Koichi Murayama, Shigeyoshi Tanaka, Atsushi Katayama, Ryoichi Hirayama, Takami Gema
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Publication number: 20030083513Abstract: This invention discloses a substance which is a betaine ester of a functional alcohol that has an amido bond in its molecule and releases the functional alcohol.Type: ApplicationFiled: July 2, 2002Publication date: May 1, 2003Applicant: KAO CORPORATIONInventors: Koichi Murayama, Shigeyoshi Tanaka, Atsushi Katayama, Ryoichi Hirayama, Takami Gema
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Publication number: 20030060667Abstract: A process for producing a 5-arylpentanol of formula (2): 1Type: ApplicationFiled: September 26, 2002Publication date: March 27, 2003Applicant: KAO CORPORATIONInventors: Akira Umada, Shigeyoshi Tanaka
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Patent number: 6522606Abstract: A servo control apparatus of an optical pickup in which an offset and a gain can be adjustable for each servo control apparatus, and influences caused by changes in environmental conditions and changes with time are reduced without a decrease in operational speed, and increase in size and an increase in cost is disclosed. The servo control apparatus includes a nonvolatile memory for storing compensatory values which correspond to differences of servo characteristics of each servo apparatus and which are measured with the assistance of external measurement instruments, and a compensation portion for compensating an optical pick-up servo signal according to the compensatory values stored in the nonvolatile memory.Type: GrantFiled: April 7, 1995Date of Patent: February 18, 2003Assignee: Fujitsu LimitedInventors: Shigeyoshi Tanaka, Toru Ikeda, Shigenori Yanagi, Takashi Masaki
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Patent number: 6506793Abstract: The present invention provides a citral acetal capable of sustaining a lemon aroma unique to citral and a perfume composition comprising the citral acetal, as well as an LDH inhibitor and a deodorant, cosmetics and a skin agent for external application, comprising the LDH inhibitor. The citral acetal of the present invention is represented by formula (1): wherein the wavy line represents a cis and/or trans form, and R represents a C1, to C9, linear or branched alkyl group.Type: GrantFiled: October 10, 2001Date of Patent: January 14, 2003Assignee: Kao CorporationInventors: Sakuya Tanaka, Shigeyoshi Tanaka, Shunichi Akiba, Katsutoshi Ara, Hirohiko Ishida
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Patent number: 6486333Abstract: This invention discloses a substance which is a betaine ester of a functional alcohol that has an amido bond in its molecule and releases the functional alcohol.Type: GrantFiled: November 9, 2000Date of Patent: November 26, 2002Assignee: Kao CorporationInventors: Koichi Murayama, Shigeyoshi Tanaka, Atsushi Katayama, Ryoichi Hirayama, Takami Gema
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Publication number: 20020068075Abstract: The present invention provides a citral acetal capable of sustaining a lemon aroma unique to citral and a perfume composition comprising the citral acetal, as well as an LDH inhibitor and a deodorant, cosmetics and a skin agent for external application, comprising the LDH inhibitor.Type: ApplicationFiled: October 10, 2001Publication date: June 6, 2002Applicant: Kao CorporationInventors: Sakuya Tanaka, Shigeyoshi Tanaka, Shunichi Akiba, Katsutoshi Ara, Hirohiko Ishida