Patents by Inventor Andre Luis
Andre Luis 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: 20150045429Abstract: The present invention describes a new moisturizing composition comprising a mixture of esters of one or more alkoxylated polyols and finds use in the formulation of cosmetics for the skin. The composition of the present invention can be in the solid form or in the liquid form, in which case is also comprises one or more surfactants, emollients and, optionally, water. The moisturizing composition described herein is compatible with a large variety of emollients and additional ingredients used in cosmetic formulations, and has shown to be able to maintain the skin hydrated for 24 hours.Type: ApplicationFiled: February 6, 2013Publication date: February 12, 2015Applicant: OXITENO S.A. INDÜSTRIA E COMÉRCIOInventors: Lêda Fernanda de Jesus Oliveira, André Luis Conde Da Silva
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Publication number: 20150031813Abstract: The present invention is directed to compositions of green coalescents comprising monoesters obtained from direct or indirect esterification of vegetable oil fatty acids and fusel oil alcohols. The fatty acids used in the present invention have 6 to 22 carbon atoms and can be either saturated or unsaturated.Type: ApplicationFiled: May 16, 2012Publication date: January 29, 2015Applicant: OXITENO S.A. INDUSTRIA E COMERCIOInventors: Juliane Pereira Santos, Emerson Barros Venceslau, Fabio Rosa, Nadia Andrade Armelin, Andre Luis Conde Da Silva
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Patent number: 8922287Abstract: Systems and methods for amplitude loop control for oscillators. In some embodiments, an electronic circuit may include oscillator circuitry configured to produce a periodic signal, and control circuitry operably coupled to the oscillator circuitry, the control circuitry including switched capacitor circuitry configured to determine a difference between maximum and minimum peak voltage values of the periodic signal, the control circuit configured to control a voltage amplitude of the periodic signal based upon the difference. In other embodiments, a method may include receiving a clock signal from a clock generator, determining, using a switched capacitor circuit, a first peak voltage value of the clock signal, determining, using the switched capacitor circuit, a second peak voltage value of the clock signal, and controlling a bias current applied to the clock generator based upon a difference between the first and second peak voltage values.Type: GrantFiled: January 30, 2013Date of Patent: December 30, 2014Assignee: Freescale Semiconductor, Inc.Inventors: Andre Luis Vilas Boas, Alfredo Olmos, Eduardo Ribeiro da Silva, Ricardo Maltione
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Patent number: 8896349Abstract: A low voltage detector (100) includes a power supply voltage monitor circuit (110) that produces a voltage VSP related to a first a power supply voltage, and a voltage generator (105), which includes a plurality of self-cascode MOSFET (SCM) structures (101-103) in a cascade configuration, that generates a reference voltage Vxm. A voltage comparator (140) outputs an output signal in response to a differential between Vxm and VSP, wherein Vxm and VSP have proportional to absolute temperature behavior (PTAT) over temperature with respect to a second power supply voltage. The output signal changes state when the first power supply voltage equals a trip point of the comparator. Each SCM structure is sized to provide a rate of change with temperature of the PTAT behavior of Vxm that matches a rate of change with temperature of the PTAT behavior of VSP.Type: GrantFiled: June 16, 2011Date of Patent: November 25, 2014Assignee: Freescale Semiconductor, Inc.Inventors: Andre Luis Vilas Boas, Alfredo Olmos, Edgar Mauricio Camacho Galeano, Fabio de Lacerda
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Publication number: 20140279279Abstract: A customer purchasing workflow management functionality related to a customer account hosted by a vendor system is presented on a client computing device in a dashboard page. The system allows a customer to visualize purchasing workflows and processes by authorized purchasers and by authorized approvers, including the spending and approval limits associated with each, and the relationships therebetween. The system further provides for editing of the stored information comprising the purchasing workflows and processes.Type: ApplicationFiled: March 15, 2013Publication date: September 18, 2014Applicant: W.W. GRAINGER, INC.Inventors: Andre Luis Wilman Rego, Julie A. Dierwechter, Craig Millman, Arlen James Young, Ezio Enrico Magarotto, Bryan David Anderson
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Patent number: 8830772Abstract: A sense amplifier (100) includes first and second inverters (112 and 113). The first inverter has an input terminal (116) and an OUT_B output node and a first transistor (124). The second inverter (113) has an input terminal (115) and an OUT output node and a second transistor (125). The OUT_B output node of the first inverter is coupled to an input terminal of the second inverter, and the OUT node of the second inverter is coupled to an input terminal of the first inverter. The sense amplifier does not use a reference current; therefore, the sense amplifier does not need a reference current generator. The sense amplifier needs only one enable signal to reset a latch (110) of the sense amplifier. When coupled to a non-volatile memory element, voltages at the output nodes are indicative of a logic level of a bit stored in the non-volatile memory element.Type: GrantFiled: June 15, 2012Date of Patent: September 9, 2014Assignee: Freescale Semiconductor, Inc.Inventors: Walter Luis Tercariol, Andre Luis Vilas Boas, Fernando Zampronho Neto
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Publication number: 20140210565Abstract: Systems and methods for amplitude loop control for oscillators. In some embodiments, an electronic circuit may include oscillator circuitry configured to produce a periodic signal, and control circuitry operably coupled to the oscillator circuitry, the control circuitry including switched capacitor circuitry configured to determine a difference between maximum and minimum peak voltage values of the periodic signal, the control circuit configured to control a voltage amplitude of the periodic signal based upon the difference. In other embodiments, a method may include receiving a clock signal from a clock generator, determining, using a switched capacitor circuit, a first peak voltage value of the clock signal, determining, using the switched capacitor circuit, a second peak voltage value of the clock signal, and controlling a bias current applied to the clock generator based upon a difference between the first and second peak voltage values.Type: ApplicationFiled: January 30, 2013Publication date: July 31, 2014Applicant: Freescale Semiconductor, Inc.Inventors: Andre Luis Vilas Boas, Alfredo Olmos, Eduardo Ribeiro da Silva, Ricardo Maltione
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Patent number: 8779790Abstract: An integrated circuit probing structure (40) is provided for evaluating functional circuitry (42), such as a slow slew-rate square wave signal from a low power circuit, where the probing structure includes two or more probe pads (48, 49) for testing the functional circuitry which are formed to be electrically separate from one another, and a probe test circuit (46) connected to the functional circuitry (42) for conveying a signal from the functional circuitry to a probe needle (47) only when the probe needle (47) electrically connects the two or more probe pads (48, 49).Type: GrantFiled: June 26, 2009Date of Patent: July 15, 2014Assignee: Freescale Semiconductor, Inc.Inventors: Andre Luis L. Vilas Boas, Fabio Duarte de Martin, Alfredo Olmos
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Publication number: 20140179581Abstract: The present invention relates to a cosmetic composition, particularly indicated for skin cleaning, which comprises: at least one plant oil comprising 40% to 60% of fatty chain containing 12 carbons, C12, such chain may be saturated or unsaturated; at least one saponifying agent; and an aqueous portion. The invention also relates to a process for preparing said cosmetic composition, as well as the use thereof.Type: ApplicationFiled: March 30, 2012Publication date: June 26, 2014Applicant: NATURA COSMÉTICOS S.A.Inventors: André Luís Brasilino De Carvalho, Rodrigo Pereira Lima, Reinaldo Rubens Miguel, Tadeu De Oliveira Marin Chicol
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Publication number: 20140179776Abstract: The present invention relates to a cosmetic composition, particularly indicated for cleaning the skin, which comprises a plant oil portion comprising: at least 70% of fatty chain with 18 carbon atoms, C18, such chain may be either saturated or unsaturated; up to 20% of fatty chain with 16 carbon atoms, C16, such chain may be either saturated or unsaturated; at least one saponifying agent; and an aqueous portion. Further, the invention relates to a process for preparing the cosmetic composition and the use of this composition. Such a cosmetic composition has acceptance and pleasantness that are superior to those of the prior-art products, as well as extremely superior formation of film.Type: ApplicationFiled: March 30, 2012Publication date: June 26, 2014Applicant: NATURA COSMETICOS S.A.Inventors: Andre Luis Brasilino De Carvalho, Rodrigo Pereira Lima, Reinaldo Rubens Miguel, Tadeu De Oliveira Marin Chicol
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Publication number: 20140144541Abstract: The present invention relates to new graphene-based steel tubes, pipes or risers, whose products are obtained by a method of manufacturing that consists in adding graphene nanosheets, heat treatment, forming tubular geometry and surface finish. In addition to the unique chemical composition based on graphene, with carbon content ranging between 0.01 and 21.0%, these products have the wall thickness between 800 nm and 80 mm (from ultra fine to thick), diameter between 10 and 5000 mm, and having a tensile strength not less than 2000 MPa reaching up to 50 GPa, with far superior features to those obtained by other methods. Such products can be used for petroleum, natural gas and biofuels transportation, including in deepwater submarine riser systems (>1500 m), with direct application in the oil industry.Type: ApplicationFiled: November 4, 2011Publication date: May 29, 2014Inventors: André Luis Moreira De Carvalho, Nadia Khaled Zurba
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Publication number: 20140096701Abstract: The present invention relates to the use of mixtures of monoesters and diesters as coalescing agents. Monoesters and diesters according to the present invention were obtained by ethoxylation of fatty acids, and/or by direct esterification of fatty acids with monoethylene glycol or polyethylene glycol. Fatty acids used in the present invention have 4 to 22 carbon atoms and can be saturated or unsaturated, linear or branched. In particular, the invention is directed to a composition of coalescing agents comprising: (i) mixtures of (RCOO(EO)nH) monoesters and diesters; and, (ii) mixtures of (RCOO(EO)nH) monoesters and diesters obtained from the ethoxylation of fatty acids, and/or direct esterification of fatty acids with ethylene glycol derivatives, and/or transesterification, wherein the monoesters are present in an amount of 90 to 10 mass % and diesters are present in an amount of 10 to 90 mass %.Type: ApplicationFiled: May 16, 2012Publication date: April 10, 2014Applicant: OXITENO S.A. INDUSTRIA E COMERCIOInventors: Juliane Pereira Santos, Flavio Fumio Nakashima, Fabio Rosa, Nadia Andrade Armelin, Andre Luis Conde Da Silva, Gilberto Alberto Silva
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Publication number: 20130336066Abstract: A sense amplifier (100) includes first and second inverters (112 and 113). The first inverter has an input terminal (116) and an OUT_B output node and a first transistor (124). The second inverter (113) has an input terminal (115) and an OUT output node and a second transistor (125). The OUT_B output node of the first inverter is coupled to an input terminal of the second inverter, and the OUT node of the second inverter is coupled to an input terminal of the first inverter. The sense amplifier does not use a reference current; therefore, the sense amplifier does not need a reference current generator. The sense amplifier needs only one enable signal to reset a latch (110) of the sense amplifier. When coupled to a non-volatile memory element, voltages at the output nodes are indicative of a logic level of a bit stored in the non-volatile memory element.Type: ApplicationFiled: June 15, 2012Publication date: December 19, 2013Applicant: FREESCALE SEMICONDUCTOR, INC.Inventors: Walter Luis TERCARIOL, Andre Luis VILAS BOAS, Fernando Zampronho NETO
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Publication number: 20130285734Abstract: A device (200) includes a circuit (202) and a driver stage (204) therefor. The circuit includes two sub-circuits (231 and 232). The driver stage includes switcher logic (206) that produces signals that control switching on and off of the sub-circuits. The switcher logic also produces other signals in advance of the signals that control the switching of the sub-circuits. The driver stage includes delay compensations circuits (221 and 222), coupled to the switcher logic and to the circuit, that produce timing signals for the switcher logic. The timing signals are closely aligned with moments that a changing voltage at a node between the sub-circuits passes through threshold voltages. The timing signals compensate for all delays of signals through the device such that a period that both sub-circuits are off is minimized, while ensuring that both sub-circuits are not on at a same time.Type: ApplicationFiled: April 27, 2012Publication date: October 31, 2013Applicant: FREESCALE SEMICONDUCTOR, INC.Inventors: Ivan Carlos Ribeiro NASCIMENTO, Andre Luis VILAS BOAS
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Patent number: 8519780Abstract: A regulator (104) for a charge pump (102) includes a clock amplitude modulator (150) that changes voltage of a clock signal used in operation of the charge pump in response to changes in magnitude of output voltage of the change pump. The clock amplitude modulator is powered by an output of an auxiliary circuit (120). The output of the auxiliary circuit is at a higher voltage than an input voltage of the charge pump. A maximum amplitude of the voltage of the clock signal is higher than the input voltage of the charge pump.Type: GrantFiled: February 8, 2012Date of Patent: August 27, 2013Assignee: Freescale Semiconductor, Inc.Inventors: André Luis Vilas Boas, Fabio Duarte De Martin, Alfredo Olmos, André L. R. Mansano
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Publication number: 20130200943Abstract: A regulator (104) for a charge pump (102) includes a clock amplitude modulator (150) that changes voltage of a clock signal used in operation of the charge pump in response to changes in magnitude of output voltage of the change pump. The clock amplitude modulator is powered by an output of an auxiliary circuit (120). The output of the auxiliary circuit is at a higher voltage than an input voltage of the charge pump. A maximum amplitude of the voltage of the clock signal is higher than the input voltage of the charge pump.Type: ApplicationFiled: February 8, 2012Publication date: August 8, 2013Applicant: Freescale Semiconductor, Inc.Inventors: André Luis VILAS BOAS, Fabio DUARTE DE MARTIN, Alfredo OLMOS, André L.R. MANSANO
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Patent number: 8372791Abstract: The present invention describes a cosmetic composition for skin cleansing, the end product of which has peculiar and improved physical characteristics with regard to plasticity, malleability, moldability and non-friability. Said peculiar and improved physical characteristics occur because of the presence of a structural analog of vegetable starch in the formulation of the end product. Said cosmetic composition for skin cleansing comprises: at least one surfactant; fecula; at least one cosmetic agent and a cosmetically acceptable carrier.Type: GrantFiled: November 23, 2009Date of Patent: February 12, 2013Assignee: Natura Cosmeticos S.A.Inventors: André Luís Brasilino de Carvalho, Rodrigo Pereira Lima, Juliana Bucchi Alencastre, Viviane Cristine Boschetti, Elisangela De Souza Costa, Reinaldo Rubens Miguel, Janaina Ferreira Alves
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Patent number: 8362814Abstract: A data processing system includes a brown-out detection circuit with a first resistive element, a first transistor, a second transistor, and a comparator. The first resistive element has a first terminal coupled to a first power supply voltage terminal, and a second terminal. The first transistor has a first current electrode coupled to the second terminal of the first resistive element, a control electrode, and a second current electrode. The second transistor has a first current electrode coupled to the second current electrode of the first transistor, a control electrode, and a second current electrode coupled to a second power supply voltage terminal. The comparator has a first input terminal coupled to the first terminal of the first resistive element, a second input terminal coupled to the second terminal of the first resistive element, and an output terminal for providing a brown-out detection signal.Type: GrantFiled: July 19, 2012Date of Patent: January 29, 2013Assignee: Freescale Semiconductor, Inc.Inventors: Chris C. Dao, Stefano Pietri, Andre Luis Vilas Boas
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Patent number: 8339152Abstract: A test structure (200) in an integrated circuit (100) includes a probe pad (210) disposed at a surface of a die (102) of the integrated circuit, a transmission gate (202) for connecting portions of an electronic circuit within the integrated circuit in response to a momentary signal applied to the probe pad, a first inverter (221) having an input coupled to the probe pad and having an output coupled to a control input of the transmission gate, and a second inverter (222) having an input coupled to an output of the first inverter and having an output coupled to another control input of the transmission gate. The output of the second inverter is coupled to the input of the first inverter. Upon power-up, the transmission gate is open. After the momentary signal is applied to the probe pad, the transmission gate closes and remains closed until power is disconnected.Type: GrantFiled: March 30, 2010Date of Patent: December 25, 2012Assignee: Freescale Semiconductor, Inc.Inventors: Fabio Duarte De Martin, Andre Luis Vilas Boas
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Publication number: 20120323508Abstract: A low voltage detector (100) includes a power supply voltage monitor circuit (110) that produces a voltage VSP related to a first a power supply voltage, and a voltage generator (105), which includes a plurality of self-cascode MOSFET (SCM) structures (101-103) in a cascade configuration, that generates a reference voltage Vxm. A voltage comparator (140) outputs an output signal in response to a differential between Vxm and VSP, wherein Vxm and VSP have proportional to absolute temperature behavior (PTAT) over temperature with respect to a second power supply voltage. The output signal changes state when the first power supply voltage equals a trip point of the comparator. Each SCM structure is sized to provide a rate of change with temperature of the PTAT behavior of Vxm that matches a rate of change with temperature of the PTAT behavior of VSP.Type: ApplicationFiled: June 16, 2011Publication date: December 20, 2012Applicant: FREESCALE SEMICONDUCTOR, INC.Inventors: Andre Luis VILAS BOAS, Alfredo OLMOS, Edgar Mauricio CAMACHO GALEANO, Fabio DE LACERDA