Patents by Inventor Masayuki Kurematsu

Masayuki Kurematsu 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: 8110128
    Abstract: Disclosed is an anti-glare anti-reflection film having a low haze and reduced in unevenness and dazzle. The film contains a thermoplastic resin film and at least a hard coat layer and an anti-reflection layer provided on a first surface of the thermoplastic resin film. In the film, a first convexoconcave structure that can give an anti-glare property is provided on the first surface of the thermoplastic resin film or the surface of a layer provided on the first surface of the thermoplastic resin film, and a second convexoconcave structure that can give an anti-glare property is provided on a second surface which is the other surface of the thermoplastic resin film or the surface of a layer provided on the second surface of the thermoplastic resin film. The anti-glare anti-reflection film has an average film thickness of 20 to 70 ?m.
    Type: Grant
    Filed: September 13, 2006
    Date of Patent: February 7, 2012
    Assignee: Konica Minolta Opto, Inc.
    Inventors: Masayuki Kurematsu, Toshiaki Shibue, Sota Kawakami, Katsumi Maejima
  • Publication number: 20100062217
    Abstract: Disclosed is an anti-glare anti-reflection film having a low haze and reduced in unevenness and dazzle. The film contains a thermoplastic resin film and at least a hard coat layer and an anti-reflection layer provided on a first surface of the thermoplastic resin film. In the film, a first convexoconcave structure that can give an anti-glare property is provided on the first surface of the thermoplastic resin film or the surface of a layer provided on the first surface of the thermoplastic resin film, and a second convexoconcave structure that can give an anti-glare property is provided on a second surface which is the other surface of the thermoplastic resin film or the surface of a layer provided on the second surface of the thermoplastic resin film. The anti-glare anti-reflection film has an average film thickness of 20 to 70 ?m.
    Type: Application
    Filed: September 13, 2006
    Publication date: March 11, 2010
    Inventor: Masayuki Kurematsu
  • Publication number: 20090316084
    Abstract: Disclosed is a method for producing a polarizing plate including the steps of: laminating a polarizing plate protective film A on one side of a polarizer; and laminating a polarizing plate protective film B on the other side of the polarizer, wherein the polarizing plate protective film B contains a noncrystalline polyolefin resin; and the polarizing plate protective film A is a solidified film produced in such a manner that a melted film prepared by extruding a melted substance containing a cellulose resin from a die is conveyed while pressed against a cooling roll by a touch roll so as to have a draw ratio of 10 to 30 and to be solidified on the cooling roll, provided that the touch roll has an outer metal cylinder, an inner metal cylinder and a space formed therebetween for accommodating a cooling medium.
    Type: Application
    Filed: December 1, 2006
    Publication date: December 24, 2009
    Inventors: Takatoshi Yajima, Masayuki Kurematsu, Takashi Murakami
  • Publication number: 20090286098
    Abstract: A method for producing an optical film, characterized by extruding a melt containing a cellulose ester resin from a casting die to thereby form a long length cellulose ester film at a draw ratio of 5 to 30, slitting both sides of the long length cellulose ester film and winding the same in roll form, and while unrolling the long length cellulose ester film from the roll, carrying out continuous coating of the surface hereof with an optical function layer.
    Type: Application
    Filed: November 30, 2006
    Publication date: November 19, 2009
    Inventors: Takatoshi Yajima, Takatoshi Yajima, Masayuki Kurematsu, Takashi Murakami
  • Patent number: 6480218
    Abstract: The present invention concerns a printer for recording an image on a recording material by using a reflecting device such as a digital micro-mirror device or a D-ILA device. The printer includes a light source to emit irradiation light; a reflecting device to reflect the irradiation light, the reflecting device being integrated with a plurality of micro-reflectors, which are arrayed in two-dimensional directions of rows and lines, and each of which is independently controllable to vary a reflection angle of the irradiation light emitted from the light source; a light splitter to split reflection light reflected by the reflecting device; a light guide to guide the reflection light, split by the light splitter, to a predetermined position on the recording material; and a conveying device to move the recording material in a predetermined direction.
    Type: Grant
    Filed: November 30, 2000
    Date of Patent: November 12, 2002
    Assignee: Konica Corporation
    Inventor: Masayuki Kurematsu
  • Patent number: 6431770
    Abstract: An automatic processing apparatus for processing an exposed photographic light-sensitive material by coating a processing solution on the photographic material, comprising: a conveying device having a conveying path for conveying the photographic material in a conveying direction while inclining the photographic material downward in the conveying direction; and a coating device for coating the processing solution on an inclined portion of the photographic material in a line form in a direction perpendicular to the conveying direction.
    Type: Grant
    Filed: August 28, 2001
    Date of Patent: August 13, 2002
    Assignee: KonicaCorporation
    Inventors: Masayuki Kurematsu, Hiroyuki Hashimoto, Hiroaki Kobayashi
  • Publication number: 20020025169
    Abstract: An automatic processing apparatus for processing an exposed photographic light-sensitive material by coating a processing solution on the photographic material, comprising: a conveying device having a conveying path for conveying the photographic material in a conveying direction while inclining the photographic material downward in the conveying direction; and a coating device for coating the processing solution on an inclined portion of the photographic material in a line form in a direction perpendicular to the conveying direction.
    Type: Application
    Filed: August 28, 2001
    Publication date: February 28, 2002
    Inventors: Masayuki Kurematsu, Hiroyuki Hashimoto, Hiroaki Kobayashi
  • Publication number: 20010004265
    Abstract: The present invention concerns a printer for recording an image on a recording material by using a reflecting device such as a digital micro-mirror device or a D-ILA device. The printer includes a light source to emit irradiation light; a reflecting device to reflect the irradiation light, the reflecting device being integrated with a plurality of micro-reflectors, which are arrayed in two-dimensional directions of rows and lines, and each of which is independently controllable to vary a reflection angle of the irradiation light emitted from the light source; a light splitter to split reflection light reflected by the reflecting device; a light guide to guide the reflection light, split by the light splitter, to a predetermined position on the recording material; and a conveying device to move the recording material in a predetermined direction.
    Type: Application
    Filed: November 30, 2000
    Publication date: June 21, 2001
    Applicant: KONICA CORPORATION
    Inventor: Masayuki Kurematsu
  • Patent number: 6059023
    Abstract: In a heat exchanger for exchanging heat of fluids, the heat exchanger is provided with a heat exchanging section having a shape bent alternately consecutively so as to form laminate space and is constructed such that a first flow passage is formed on a space contacting a first surface of the heat exchanging section among the laminate space; and a second flow passage is formed on a space contacting a second surface of the heat exchanging section among the laminate space, wherein a first fluid flows on the first flow passage and a second fluid flows on the second flow passage.
    Type: Grant
    Filed: September 22, 1998
    Date of Patent: May 9, 2000
    Assignee: Konica Corporation
    Inventor: Masayuki Kurematsu
  • Patent number: 5972577
    Abstract: A processing method using an automatic processor is disclosed. The automatic processor is defined in the specification in detail. The processing is carried out employing a fixer having a salt concentration of 0.8 to 1.9 mole/l at a fixer replenisher rate of not more than 260 ml/m.sup.2.
    Type: Grant
    Filed: February 24, 1998
    Date of Patent: October 26, 1999
    Assignee: Konica Corporation
    Inventors: Hideki Komatsu, Masayuki Kurematsu, Kazuhiko Hirabayashi
  • Patent number: 5927952
    Abstract: An apparatus for vacuum absorption comprising a tank for accumulating circulating water; a waterway for circulating the circulating water by a pump disposed at an absorption inlet side of the tank; an aspirator disposed on the waterway; a reverse flow prevention mechanism for preventing the circulating water from flowing reversely into a vacuum vessel connected to the aspirator during the stoppage of the pump and for introducing fresh air from the aspirator into the vacuum vessel. The outlet of the waterway is provided under the water surface of the circulating water in the tank, and the reverse flow prevention mechanism comprises a bypass tube leading from the upstream of the aspirator to the water surface in the tank, and a valve disposed in the bypass tube passing air only to the direction toward the aspirator.
    Type: Grant
    Filed: September 6, 1996
    Date of Patent: July 27, 1999
    Inventors: Hidetoshi Nishikawa, Keigo Arimoto, Kunio Kanai, Masayuki Kurematsu
  • Patent number: 5770019
    Abstract: When waste liquid is concentrated using a radiant heat section and a heat absorbent section of a heat pump circuit, in the proper place of the heating region of the heat pump circuit, a detector for detecting the pressure and/or temperature of the heat transfer medium is provided, or a detector for detecting the value of an electric current flowing through or the amount of electric power consumed in a system which includes a compressor for the heat pump circuit, is provided, and by the provision of a control system which can halt the concentration operation when the detected value exceeds a set value, both with a liquid in which the concentration of the non-volatile component is low so that a comparatively long time is required for the concentration operation, and, conversely, with a liquid in which the concentration of the non-volatile component is high so that the concentration operation is completed in a comparatively short time, the concentration operation has good efficiency, and can always be halted at
    Type: Grant
    Filed: December 13, 1994
    Date of Patent: June 23, 1998
    Assignees: Konica Corporation, The Tokyo Electric Power Company, Incorporated, Sanyo Electric Co., Ltd.
    Inventors: Masayuki Kurematsu, Satoshi Yuzawa, Shoichi Kuroda, Souichiro Shibata, Noriyuki Shimamura, Toshiaki Kawada, Yuio Yoshiokaya
  • Patent number: 5730585
    Abstract: An apparatus for vacuum absorption is provided which is quiet and simplified with maintaining an absorption power. The apparatus comprises: a tank for accumulating circulating water; a waterway for circulating the circulating water by a pump disposed at an absorption inlet side of the waterway and having an outlet disposed over the water surface of the circulating water in the tank; an aspirator disposed on the waterway; and a reverseflow prevention mechanism surrounding the outlet, having a small hole of the size to drain less volume of water than the volume flowing out of the outlet at the position sunk under the water, and comprising a buffer (hollow body) with drain windows at the position over the water surface. The apparatus serves to drain the circulating water into the water during the operation of the pump and to absorb air from the outlet into the vacuum vessel during the stoppage of the pump.
    Type: Grant
    Filed: September 6, 1996
    Date of Patent: March 24, 1998
    Assignee: Noritsu Koki Co., Ltd.
    Inventors: Hidetoshi Nishikawa, Keigo Arimoto, Kunio Kanai, Masayuki Kurematsu
  • Patent number: 5669035
    Abstract: A photosensitive material processing apparatus comprises a first processor having a first retaining member in which a solution is stored, a second processor positioned beneath the first processor and having a second retaining member into which the solution is shifted from the first processor, and a conveyor for conveying a photosensitive material upward from the second processor to the first processor so that the photosensitive material is firstly processed by the second processor and thereafter processed by the first processor.
    Type: Grant
    Filed: August 27, 1996
    Date of Patent: September 16, 1997
    Assignee: Konica Corporation
    Inventors: Masayuki Kurematsu, Hiroko Ennyu, Nobuya Yamamoto
  • Patent number: 5583600
    Abstract: A photosensitive material processing machine for processing a photosensitive material with a processing solution. The machine includes: a processing rack for forming a conveyance path of the photosensitive material in the processing solution; a conveyance roller, which is disposed in the processing rack, for conveying the photosensitive material; a sheet-shaped guide member for slidablly supporting the photosensitive material, in which the guide member is disposed in the processing rack so that the surface faces to the circumferential surface of the conveyance roller; a guide support member, which is disposed at the upper portion or the bottom portion of the processing rack, for supporting the guide member; and a driving means for driving the conveyance roller. In such the machine, the photosensitive material is conveyed by the conveyance roller as the photosensitive material being nipped between the conveyance roller and the guide member.
    Type: Grant
    Filed: May 25, 1995
    Date of Patent: December 10, 1996
    Assignee: Konica Corporation
    Inventors: Mitsuhiro Kurosawa, Masayuki Kurematsu, Takehiro Itoga, Hiroyuki Hashimoto, Mina Sato
  • Patent number: 5577893
    Abstract: An apparatus for vacuum absorption is provided which is quiet and simplified with maintaining an absorption power. The apparatus comprises: a tank for accumulating circulating water; a waterway for circulating the circulating water by a pump disposed at an absorption inlet side of the waterway and having an outlet disposed over the water surface of the circulating water in the tank; an aspirator disposed on the waterway; and a reverse flow prevention mechanism surrounding the outlet, having a small hole of the size to drain less volume of water than the volume flowing out of the outlet at the position sunk under the water, and comprising a buffer (hollow body) with drain windows at the position over the water surface. The apparatus serves to drain the circulating water into the water during the operation of the pump and to absorb air from the outlet into the vacuum vessel during the stoppage of the pump.
    Type: Grant
    Filed: February 6, 1995
    Date of Patent: November 26, 1996
    Assignee: Noritsu Koki Co., Ltd.
    Inventors: Hidetoshi Nishikawa, Keigo Arimoto, Kunio Kanai, Masayuki Kurematsu
  • Patent number: 5439560
    Abstract: An apparatus for concentrating a photographic processing solution in which there are provided an evaporation chamber, a heater for heating the solution to generate a vapor in the evaporation chamber, a condensation chamber communicated to the evaporation chamber for recieving the vapor, a cooling device for cooling the vapor to generate a condensation, and an ejector for reducing the pressure in the evaporation chamber and the condensation chamber. There is further provided a heat pump having a heat radiating portion used for the heater and a plurality of heat absorbing portions, one of which is used for the cooling device.
    Type: Grant
    Filed: September 26, 1994
    Date of Patent: August 8, 1995
    Assignees: Konica Corporation, Sanyo Electric Co., Ltd.
    Inventors: Masayuki Kurematsu, Nobutaka Goto
  • Patent number: 5354646
    Abstract: A method of colour-developing a silver halide colour light-sensitive material having plural silver halide emulsion layers each containing substantially silver chlorobromide. At least one of the layers has a silver chloride content of not less than 20 mol %, and a colour developer being used in the colour developing method contains the compounds each represented by the following formula [I]: ##STR1## According to the processing method, a colour photographic image having a satisfactory colour density can be obtained by a rapid development process and the excellent preservability for a long standing of the colour developer can be displayed.
    Type: Grant
    Filed: March 7, 1994
    Date of Patent: October 11, 1994
    Assignee: Konishiroku Photo Industry Co., Ltd.
    Inventors: Kazuhiro Kobayashi, Shigeharu Koboshi, Masao Ishikawa, Masayuki Kurematsu, Yoko Matsushima
  • Patent number: 5352568
    Abstract: A processing method for silver halide color photographic material and a bleaching solution used in the processing are disclosed. Sufficient desilvering in a short time and prevention of bleaching fogging can be obtained by the process. The process is applicable for silver-rich high-sensitivity color light-sensitive material. The bleaching solution comprises a of a ferric complex salts of compounds represented by the following Formula A or B in an amount of at least 0.01 mol per liter of the bleaching solution and a buffer agent capable of adjusting pH value to 3 to 7; and pH value of the bleaching solution is held within the range of from 3 to 7; ##STR1## wherein A.sub.1 through A.sub.4 are each --CH.sub.2 OH, --COOM, or --PO.sub.3 M.sub.1 M.sub.2 ; M, M.sub.1 and M.sub.3 are each a hydrogen atom, a sodium atom, a potassium atom or an ammonium group; X is a substituted or unsubstituted alkylene group having three to six carbon atoms; B.sub.1 and B.sub.
    Type: Grant
    Filed: August 11, 1993
    Date of Patent: October 4, 1994
    Assignee: Konica Corporation
    Inventors: Satoru Kuse, Masao Ishikawa, Shigeharu Koboshi, Masayuki Kurematsu
  • Patent number: 5353085
    Abstract: An automatic processing system for photographic light-sensitive material, which includes an automatic processor having a processing tank containing a processing solution with which the material is processed, a replenisher of a concentrated processing replenisher chemical solution to the processing tank, an evaporator/distillator processor by which a waste liquid in photographic processing discharged from the automatic processor is evaporated and concentrated by heating, and vapor generated through the heating process is condensed by cooling process so that a condensate is produced. An electric dialysis device separates the condensate into an electric dialysis concentrated liquid and a desalted liquid. Cation exchange membranes and anion exchange membranes are arranged alternately in chambers to form concentrating chambers and desalting chambers alternately by both the ion membranes and chamber frames.
    Type: Grant
    Filed: December 22, 1992
    Date of Patent: October 4, 1994
    Assignee: Konica Corporation
    Inventors: Masayuki Kurematsu, Hideo Tanaka