Patents by Inventor Masahiko Ishii
Masahiko Ishii 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: 8353985Abstract: A process for producing colloidal crystals immobilized with a polymer, comprising the steps of: preparing a monomer-dispersion in which colloidal crystals having a three-dimensionally ordered array state are formed by adding, to a monomer-containing liquid containing at least one kind of monomers, colloidal particles having an average particle size in a range from 0.01 ?m to 10 ?m and a degree of monodispersity expressed by a following equation (1) of 20% or below, [Degree of monodispersity (unit: %)]=([Standard deviation of particle size]/[Average particle size])×100??(1) and then by dispersing the colloidal particles so as to arrange the colloidal particles in a three-dimensionally ordered array state at which a reflection spectrum thereof exhibits a reflection peak; and obtaining the colloidal crystals immobilized with a polymer by polymerizing the monomers in the monomer-dispersion.Type: GrantFiled: June 5, 2008Date of Patent: January 15, 2013Assignee: Kabushiki Kaisha Toyota Chuo KenkyushoInventors: Hiroshi Nakamura, Masahiko Ishii
-
Patent number: 8329247Abstract: A method for producing a multi-layer photonic structure having at least one group of alternating layers of high index material and low index material may include, determining a characteristic property function for the multi-layer photonic structure, determining a thickness multiplier for the at least one group of alternating layers based on a comparison of the characteristic property function to a target profile, adjusting the characteristic property function with the determined thickness multiplier, and comparing an adjusted characteristic property function to the target profile, wherein, when the adjusted characteristic property function does not approximate the target profile, at least one additional group of layers is added to the multi-layer photonic structure.Type: GrantFiled: February 19, 2009Date of Patent: December 11, 2012Assignee: Toyota Motor Engineering & Manufacturing North America, Inc.Inventors: Debasish Banerjee, Benjamin Alan Grayson, Minjuan Zhang, Masahiko Ishii
-
Publication number: 20120307369Abstract: A process for designing and manufacturing an omnidirectional structural color (OSC) multilayer stack. The process can include providing a digital processor operable to execute at least one module and a table of index of refraction values corresponding to different materials that are usable for manufacturing an OSC multilayer stack. An initial design for the OSC multilayer stack can be provided and at least one additional layer is added to the initial design OSC multilayer stack to create a modified OSC multilayer stack. In addition, the thickness of each layer of the modified OSC multilayer stack is calculated using a merit function module until an optimized OSC multilayer stack has been calculated.Type: ApplicationFiled: August 10, 2012Publication date: December 6, 2012Applicants: Toyota Motor Corporation, Toyota Motor Engineering & Manufacturing North America, Inc.Inventors: Debasish Banerjee, Minjuan Zhang, Songtao Wu, Masahiko Ishii
-
Patent number: 8322636Abstract: A process for producing particles from a thin film is provided. The process includes grinding the thin film using granules that afford for the particles to maintain a structure and/or one or more properties of the thin film. In addition, the process provides for a high recovery percentage of the source material.Type: GrantFiled: December 15, 2010Date of Patent: December 4, 2012Assignees: Toyota Motor Engineering & Manufacturing North America, Inc., Toyota Motor CorporationInventors: Songtao Wu, Hongfei Jia, Debasish Banerjee, Minjuan Zhang, Masahiko Ishii
-
Patent number: 8323391Abstract: A paint composition is disclosed, the paint having a binder and an omnidirectional structural color pigment dispersed throughout the binder. The omnidirectional structural color pigment can be made from a plurality of flakes that have a multilayer structure, the pigment and the paint having a reflection band of less than 200 nanometers when viewed from angles between 0 to 45 degrees.Type: GrantFiled: December 21, 2010Date of Patent: December 4, 2012Assignee: Toyota Motor Engineering & Manufacturing North America, Inc.Inventors: Debasish Banerjee, Songtao Wu, Minjuan Zhang, Masahiko Ishii
-
Patent number: 8324295Abstract: Protein-polymer compositions and processes for their production are provided where the compositions have improved resistance to ultraviolet light induced weathering and associated loss of enzyme activity. The incorporation of both a sterically hindered amine and an ultraviolet light absorber at a concentration of at least 5% by weight produces a curable or cured composition with UV stabilized enzyme activity that can be used as a bioactive coating with improved stain removal properties.Type: GrantFiled: February 10, 2011Date of Patent: December 4, 2012Assignees: Toyota Motor Engineering & Manufacturing North America, Inc., Toyota Motor CorporationInventors: Hongfei Jia, Songtao Wu, Masahiko Ishii, Minjuan Zhang
-
Publication number: 20120301946Abstract: A substrate or coating is provided that includes a protease with enzymatic activity toward a component of a biological stain. Also provided is a process for facilitating the removal of a biological stain is provided wherein an inventive substrate or coating including a protease is capable of enzymatically degrading of one or more components of the biological stain to facilitate biological stain removal from the substrate or said coating.Type: ApplicationFiled: August 6, 2012Publication date: November 29, 2012Applicants: Toyota Motor Corporation, Toyota Motor Engineering & Manufacturing North America, Inc.Inventors: Songtao Wu, Hongfei Jia, Masahiko Ishii, Minjuan Zhang
-
Publication number: 20120276617Abstract: Temporary active coatings that are stabilized against inactivation by weathering are provided including a base associated with a chemically modified enzyme, and, optionally a first polyoxyethylene present in the base and independent of the enzyme. The coatings are optionally overlayered onto a substrate to form an active coating facilitating the removal of organic stains or organic material from food, insects, or the environment.Type: ApplicationFiled: April 29, 2011Publication date: November 1, 2012Applicants: TOYOTA MOTOR CORPORATION, TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.Inventors: HONGFEI JIA, SONGTAO WU, MASAHIKO ISHII, MINJUAN ZHANG
-
Publication number: 20120266780Abstract: A process for producing encapsulated metal colloids useful as inorganic coloured pigments, including, reacting one or more glass-forming components according to the sol-gel process to obtain a sol dispersing a metal salt in the resulting sol in the presence of an additional reducing agent to form metal colloids, converting the resulting dispersion into xerogel-encapsulated metal colloids by spray drying, heating the resulting xerogel-encapsulated metal colloids to density them. The present invention relates, furthermore, to inorganic coloured pigments, in particular producible by the process of the invention, including metal colloids produced from metal salts and encapsulated in an encapsulation, the encapsulation being produced from glass-forming components according to the sol-gel process and being densified to a xerogel or glass, the proportion of metal colloid in the capsules being at least 80%.Type: ApplicationFiled: December 15, 2010Publication date: October 25, 2012Applicant: TOYOTA MOTOR CORPORATIONInventors: Claudia Fink-Straube, Kira Fries, Martin Mennig, Dieter Anschutz, Sarah Schumacher, Peter William De Oliveira, Masahiko Ishii, Wataru Murata, Veronique Vandenberghe
-
Publication number: 20120256333Abstract: A process for manufacturing stand-alone multilayer thin films is provided. The process includes providing a substrate, depositing a sacrificial layer onto the substrate and the depositing multilayer thin film onto the sacrificial layer. Thereafter, the substrate, sacrificial layer and thin film structure are exposed to chemical solutions. The chemical solution selectively reacts with the sacrificial layer to remove the sacrificial layer, thereby affording for an intact multilayer stand-alone thin film to separate from the substrate. The color and optical properties of the multilayer thin film are not affected by the removal of the sacrificial layer.Type: ApplicationFiled: June 20, 2012Publication date: October 11, 2012Applicants: Toyota Motor Corporation, Toyota Motor Engineering & Manufacturing North America, Inc.Inventors: Ayse Hancer-Ademuwagun, Songtao Wu, Debasish Banerjee, Minjuan Zhang, Masahiko Ishii
-
Publication number: 20120252090Abstract: A process for stabilizing a bioactive composition includes forming hydrogel matrix pores around protein molecules and reducing a water content within the hydrogel matrix pores while keeping the protein molecules biologically active.Type: ApplicationFiled: June 18, 2012Publication date: October 4, 2012Applicants: Regents of the University of Minnesota, Toyota Motor Corporation, Toyota Motor Engineering & Manufacturing North America, Inc.Inventors: Ping Wang, Songtao Wu, Hongfei Jia, Masahiko Ishii, Xiaodong Tong, Minjuan Zhang
-
Patent number: 8257784Abstract: In one embodiment, a method for identifying an article of manufacture may include: producing a plurality of multilayer photonic structures, wherein each of the plurality of multilayer photonic structures has a unique intensity profile; incorporating one of the plurality of multilayer photonic structures that produces the unique intensity profile into a coating; and generating an electronic code corresponding to the unique intensity profile of one of the plurality of multilayer photonic structures.Type: GrantFiled: August 10, 2010Date of Patent: September 4, 2012Assignee: Toyota Motor Engineering & Manufacturing North America, Inc.Inventors: Benjamin Alan Grayson, Debasish Benerjee, Minjuan Zhang, Yasuo Uehara, Masahiko Ishii
-
Patent number: 8252571Abstract: Processes for preparation of a protein-polymer composite material are provided according to embodiments of the present invention which include providing an admixture of a polymer resin, a surfactant and a non-aqueous organic solvent. An aqueous solution containing bioactive proteins and substantially free of surfactant is mixed with the admixture. The emulsion is mixed with a crosslinker to produce a curable composition. The curable composition is cured, thereby producing the protein-polymer composite material.Type: GrantFiled: May 1, 2009Date of Patent: August 28, 2012Assignees: Toyota Motor Engineering & Manufacturing North America, Inc., Toyota Motor Corporation, Regents of the University of MinnesotaInventors: Ping Wang, Songtao Wu, Hongfei Jia, Masahiko Ishii, Xiaodong Tong, Minjuan Zhang
-
Publication number: 20120208923Abstract: Protein-polymer compositions and processes for their production are provided where the compositions have improved resistance to ultraviolet light induced weathering and associated loss of enzyme activity. The incorporation of both a sterically hindered amine and an ultraviolet light absorber at a concentration of at least 5% by weight produces a curable or cured composition with UV stabilized enzyme activity that can be used as a bioactive coating with improved stain removal properties.Type: ApplicationFiled: February 10, 2011Publication date: August 16, 2012Applicants: Toyota Motor Corporation, Toyota Motor Engineering & Manufacturing North America, Inc.Inventors: Hongfei Jia, Songtao Wu, Masahiko Ishii, Minjuan Zhang
-
Patent number: 8222015Abstract: A bioactive composition includes a hydrogel matrix. At least one protein is immobilized in the hydrogel matrix. The digestive protein has a half-life at least 1000 times longer than the half-life of a free digestive protein counterpart.Type: GrantFiled: May 9, 2008Date of Patent: July 17, 2012Assignees: Toyota Motor Engineering & Manufacturing North America, Inc., Toyota Motor Corporation, Regents of the University of MinnesotaInventors: Ping Wang, Songtao Wu, Hongfei Jia, Masahiko Ishii, Xiaodong Tong, Minjuan Zhang
-
Publication number: 20120153527Abstract: A process for manufacturing stand-alone thin films is provided. The process includes providing a substrate, depositing a carbon-containing sacrificial layer onto the substrate and the depositing a thin film onto the carbon-containing sacrificial layer. Thereafter, the substrate, carbon-containing sacrificial layer and thin film structure are exposed to oxygen at an elevated temperature. The oxygen reacts with the carbon-containing sacrificial layer to produce carbon dioxide and remove carbon from the sacrificial layer, thereby generally burning away the sacrificial layer and affording for an intact stand-alone thin film to separate from the substrate.Type: ApplicationFiled: December 21, 2010Publication date: June 21, 2012Applicant: Toyota Motor Engineering & Manufacturing North America, Inc.Inventors: Debasish Banerjee, Songtao Wu, Minjuan Zhang, Masahiko Ishii
-
Patent number: 8196823Abstract: In one embodiment, the optical lock system may include an electronic control unit, a lock housing including a lock chamber, and an optical key including a multilayer photonic structure. The multilayer photonic structure may produce a unique intensity profile and includes a plurality of coating layers of high index dielectric material and a plurality of coating layers of low index dielectric. A light source may transmit a reference light to the multilayer photonic structure when the optical key is disposed within the lock chamber. A photo detector may receive an interaction light from the multilayer photonic structure and may transmit the unique intensity profile to the electronic control unit which may execute machine readable instructions to: compare the unique intensity profile to an electronic master; and cause the lock actuator to transition from a first state to a second state when the unique intensity profile corresponds to the electronic master.Type: GrantFiled: August 10, 2010Date of Patent: June 12, 2012Assignee: Toyota Motor Engineering & Manufacturing North America, Inc.Inventors: Benjamin Alan Grayson, Debasish Benerjee, Minjuan Zhang, Yasuo Uehara, Masahiko Ishii
-
Publication number: 20120093802Abstract: A bioactive composition includes a porous hydrogel matrix. At least one protein is immobilized in the porous hydrogel matrix forming a hydrogel protein composite that is stable in an organic solvent. A process for stabilizing a bioactive composition includes the steps of: forming hydrogel matrix pores around protein molecules and reducing a water content within the hydrogel matrix pores forming a hydrogel protein composite that is stable in an organic solvent.Type: ApplicationFiled: October 13, 2010Publication date: April 19, 2012Applicant: Toyota Motor Engineering & Manufacturing North America, Inc.Inventors: Ping Wang, Songtao Wu, Hongfei Jia, Masahiko Ishii, Minjuan Zhang
-
Publication number: 20120087009Abstract: In one embodiment, a semi-transparent reflector may include a multilayered photonic structure. The multilayered photonic structure includes a plurality of coating layers of high index dielectric material and a plurality of coating layers of low index dielectric material. The plurality of coating layers of high index dielectric material and the plurality of coating layers of low index dielectric material of the multilayered photonic structure are arranged in an [LH . . . (LH)N . . . L] structure. L is one of the plurality of coating layers of low index dielectric material. H is one of the plurality of coating layers of high index dielectric material. N is a positive integer. The multilayered photonic structure has substantially constant reflectance values for wavelengths of electromagnetic radiation in a visible spectrum over a range of angles of incidence of the electromagnetic radiation.Type: ApplicationFiled: October 12, 2010Publication date: April 12, 2012Applicant: Toyota Motor Engineering & Manufacturing North America, Inc.Inventors: Benjamin Alan Grayson, Debasish Banerjee, Masahiko Ishii
-
Publication number: 20120082854Abstract: A self-stratifying coating composition is provided. The self-stratifying coating can include a base layer having a telechelic resin with reactive end groups and an alkoxide oligomer. In addition, a top layer having an acrylate and/or methacrylate such as a fluorinated acrylate, a fluorinated methacrylate, a fluorinated hydrocarbon copolymerized with an acrylate, a fluorinated hydrocarbon copolymerized with a methacrylate and combinations thereof, and a crosslinking agent can be included. In addition, the base layer and the top layer can have an interfacial surface tension therebetween that is within a range of about 15 to 60 mJ/cm2.Type: ApplicationFiled: February 3, 2011Publication date: April 5, 2012Applicants: Toyota Motor Engineering & Manufacturing North America, Inc., University of Akron, Toyota Motor CorporationInventors: Mark D. Soucek, Cynthia G. Templeman, Masahiko Ishii