Patents by Inventor Yasumasa Akazawa

Yasumasa Akazawa 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).

  • Publication number: 20020017999
    Abstract: The present invention relates to the effective searching system for searching the criminals fleeing at large or straying persons, wherein the utilizing media provided with the information to specify the individual is used to send the personal information concerning the above said utilizing media and the terminal information concerning the terminal using the said utilizing media to the searching center from the utilizing system side of the utilizing media through the sending means so that the controlling means at the above said searching center records the personal information which has been sent, and the utilized information of the utilizing media corresponding to the individual on the basis of the terminal information onto the recording measures for management, thus providing for the search for the place of the utilizing media which has been used and identifying the final place of use of the utilizing media as a wanted spot when searching for the person who has used the said utilizing media, where the area o
    Type: Application
    Filed: February 23, 2001
    Publication date: February 14, 2002
    Inventor: Yasumasa Akazawa
  • Patent number: 6230359
    Abstract: The present invention provides air intake passage cleaning method and its apparatus for cleaning the air intake passage of intake and exhaust apparatus for conditioning the air in building, ship, aircraft, automobile, train, or other room, to be used in an intake and exhaust apparatus comprising a heat exchanger, and at least one blow-out port for blowing out air conditioning air exchanged in heat by the heat exchanger, comprising supplying means for supplying a cleaning solvent, together with compressed air, to the heat exchanger side from a specific blow-out port through an air intake passage, and moving means for moving cleaning and wiping elements loaded in the air intake passage toward a specific blow-out port side, and hence relates to air intake passage cleaning method and its apparatus capable of securely cleaning and removing dirt deposits in the air intake passage and heat exchanger, and obtaining sanitary environments.
    Type: Grant
    Filed: March 29, 1999
    Date of Patent: May 15, 2001
    Inventor: Yasumasa Akazawa
  • Patent number: 6227215
    Abstract: The present invention relates to a piping cleaning device for cleaning the inside of the piping installed in building, residence, fountain, structure, etc., in a piping system for transferring liquids such as clean water, cooling water, solution, chemical solution, water liquid, liquid raw material, etc.
    Type: Grant
    Filed: February 23, 1999
    Date of Patent: May 8, 2001
    Inventor: Yasumasa Akazawa
  • Patent number: 6168140
    Abstract: The present invention relates to an air treating device to be used for prevention of drying of air or cleaning of air, convenient for carrying and yet capable of humidifying the air in a room as required, by being disposed in the air feed unit of an equipment having an air delivering function and comprising diffusing pieces exposed to the delivered air as required to promote diffusion of liquid components, a diffusing piece mounting unit holding the diffusing pieces, and a mounting means for facing the diffusing pieces to the air feed unit.
    Type: Grant
    Filed: December 22, 1998
    Date of Patent: January 2, 2001
    Inventor: Yasumasa Akazawa
  • Patent number: 6135129
    Abstract: The present invention provides air intake passage cleaning method and its apparatus for cleaning the air intake passage of intake and exhaust apparatus for conditioning the air in building, ship, aircraft, automobile, train, or other room, to be used in an intake and exhaust apparatus comprising a fleat exchanger, and at least one blow-out port for blowing out air conditioning air exchanged in heat by the heat exchanger, comprising supplying means for supplying a cleaning solvent, together with compressed air, to the heal exchanger side from a specific blow-out port through an air intake passage, and moving means for moving cleaning and wiping elements loaded in the air intake passage toward a specific blow-out port side, and hence relates to air intake passage cleaning method and its apparatus capable of securely cleaning and removing dirt deposits in the air intake passage and heat exchanger, and obtaining sanitary environments.
    Type: Grant
    Filed: September 7, 1999
    Date of Patent: October 24, 2000
    Inventor: Yasumasa Akazawa
  • Patent number: 6065301
    Abstract: The present invention relates to an accessory structure for vehicle air-conditioners for improvement of interior atmosphere by cleaning an evaporator or feeding aromatic or other functional solvents into vehicle air-conditioner adapted for taking in in- or out-side air through an air-conditioner air intake route, wherein a solvent injection means installed in the aforementioned route and a receiving member of a solvent source placed on the compartment side of the vehicle are communicated beforehand through a solvent feed route, so that the trouble and the work otherwise unavoidable for connecting the solvent source to the solvent feed route may be spared, permitting the solvent to be instantly fed to the solvent flow injection means.
    Type: Grant
    Filed: July 2, 1999
    Date of Patent: May 23, 2000
    Inventor: Yasumasa Akazawa
  • Patent number: 6047714
    Abstract: The present invention provides air intake passage cleaning method and its apparatus for cleaning the air intake passage of intake and exhaust apparatus for conditioning the air in building, ship, aircraft, automobile, train, or other room, to be used in an intake and exhaust apparatus comprising a heat exchanger, and at least one blow-out port for blowing out air conditioning air exchanged in heat by the heat exchanger, comprising supplying means for supplying a cleaning solvent, together with compressed air, to the heat exchanger side from a specific blow-out port through an air intake passage, and moving means for moving cleaning and wiping elements loaded in the air intake passage toward a specific blow-out port side, and hence relates to air intake passage cleaning method and its apparatus capable of securely cleaning and removing dirt deposits in the air intake passage and heat exchanger, and obtaining sanitary environments.
    Type: Grant
    Filed: January 17, 1998
    Date of Patent: April 11, 2000
    Inventor: Yasumasa Akazawa
  • Patent number: 5911742
    Abstract: The present invention relates to an attachment to an air-conditioner for cooling and heating the room in ordinary home, office, factory, shop, etc., being an attachment to an air-conditioner disposing at least one solvent discharge means in an air-conditioning channel between an air suction portion and an air blow-out portion, wherein at least one solvent of cleaning, aromatic, antimicrobial, deodorant or anti-mold effect, or a compound solvent is discharged from the solvent discharge means, so that the cleaning, aromatic, antimicrobial, deodorant or anti-mold effect may be obtained depending on the solvent being used, thereby improving the indoor environments.
    Type: Grant
    Filed: July 28, 1997
    Date of Patent: June 15, 1999
    Inventor: Yasumasa Akazawa
  • Patent number: 5737937
    Abstract: The present invention relates to an accessory structure for vehicle air-conditioner for improving the compartment atmosphere by cleaning the evaporator as heat exchanger and others or feeding aromatic or other functional solvent in a vehicle air-conditioner for taking in external air or internal air from an air-conditioning air intake route, and more particularly to an accessory structure for vehicle air-conditioner capable of improving the compartment atmosphere, by connecting a solvent feed route to solvent flow injection means provided at the upstream side of the heat exchanger in the air-conditioning air intake route, providing the base end of the solvent feed route with receiving means separated from the solvent source, fixing the receiving means in a specific place in the compartment, and putting in an accommodating space such as glove box, while separating the solvent source such as filled container from the receiving means, thereby preventing the solvent source from being ruptured or damaged, and more
    Type: Grant
    Filed: October 28, 1996
    Date of Patent: April 14, 1998
    Inventor: Yasumasa Akazawa
  • Patent number: 5664423
    Abstract: The invention relates to an attachment for vehicle air-conditioning apparatus used in a vehicle air-conditioning apparatus for taking in external air or internal air through an air-conditioning air intake route, for feeding cleaning, aromatic or other solvent to clean the heat exchanger (evaporator) and improving the compartment environments, in which at least one solvent flow injection means is provided at the upstream side of the heat exchanger in the air-conditioning air intake route, a solvent feed route for feeding first solvent or second solvent to the injection means is provided, and the heat exchanger cleaning effect, or aromatic, deodorizing, disinfecting, or anti-mold effect may be obtained by the first or second solvent injected from the injection means, so that the compartment environments may be substantially improved.
    Type: Grant
    Filed: June 7, 1996
    Date of Patent: September 9, 1997
    Inventor: Yasumasa Akazawa
  • Patent number: 5615716
    Abstract: The invention relates to an engine coolant changing apparatus for changing an engine coolant such as LLC (long-life coolant) in an engine coolant path containing a radiator, comprising coolant storing means possessing a pressure action port and a liquid inlet and outlet, detaching mechanism to be attached or detached to or from a filler port of a radiator, communicating device for communicating between the liquid inlet and outlet and the detaching device, and pressure action device for applying a negative pressure to the pressure action port to overheat the coolant to a low temperature by driving an engine when discharging the coolant from an engine coolant system, and applying a positive pressure to the pressure action port when feeding a fresh liquid, so that the coolant can be changed promptly in a short time, without requiring manipulation of radiator drain cock or jack-up of the vehicle.
    Type: Grant
    Filed: March 4, 1996
    Date of Patent: April 1, 1997
    Inventor: Yasumasa Akazawa
  • Patent number: 5573045
    Abstract: The invention relates to an engine coolant changing apparatus for changing,an engine coolant such as LLC (long-life coolant) in an engine coolant path containing a radiator, comprising coolant storing container possessing a pressure action port and a liquid inlet and outlet, detaching device to be attached or detached to or from a filler port of a radiator, communicating device for communicating between the liquid inlet and outlet and the detaching means, and pressure action device for applying a negative pressure to the pressure action port and for concurrently causing overheating and the coolant to a low temperature by driving an engine when discharging the coolant from an engine coolant system, and device for applying a positive pressure to the pressure action port when feeding a fresh liquid, so that the coolant can be changed promptly in a short time, without requiring manipulation of radiator drain cock or jack-up of the vehicle.
    Type: Grant
    Filed: January 17, 1995
    Date of Patent: November 12, 1996
    Inventor: Yasumasa Akazawa
  • Patent number: 5509972
    Abstract: The invention relates to cleaning method and cleaning apparatus of air-conditioner used in the operation for cleaning and removing the contamination of the heat exchanger (condenser, evaporator) for composing an air-conditioner, for example, one-package type air-conditioner and separate type air-conditioner, and more particularly to an air-conditioner cleaning method and its cleaning apparatus capable of securely cleaning and removing the dirt sticking to the heat exchanger to the deepest parts, by keeping the open side of the spraying guide body in contact with the cleaning parts of the heat exchanger for composing an air-conditioner, connecting detergent feed means to the closed side of the spraying guide body through an injection pipe, spraying the detergent supplied from the detergent feed means to the area enclosed by the spraying guide body, and cleaning and removing the dirt sticking to the heat exchanger by the foamy detergent, while preventing splash-back of the detergent.
    Type: Grant
    Filed: June 27, 1994
    Date of Patent: April 23, 1996
    Inventors: Yasumasa Akazawa, Taiko Kitai, Katsuyuki Sasaki, Takeo Karashima
  • Patent number: RE37402
    Abstract: The present invention relates to an accessory structure for vehicle air-conditioner for improving the compartment atmosphere by cleaning the evaporator as heat exchanger and others or feeding aromatic or other functional solvent in a vehicle air-conditioner for taking in external air or internal air from an air-conditioning air intake route, and more particularly to an accessory structure for vehicle air-conditioner capable of improving the compartment atmosphere, by connecting a solvent feed route to solvent flow injection means provided at the upstream side of the heat exchanger in the air-conditioning air intake route, providing the base end of the solvent feed route with receiving means separated from the solvent source, fixing the receiving means in a specific place in the compartment, and putting in an accommodating space such as glove box, while separating the solvent source such as filled container from the receiving means, thereby preventing the solvent source from being ruptured or damaged, and more
    Type: Grant
    Filed: August 16, 1999
    Date of Patent: October 9, 2001
    Inventor: Yasumasa Akazawa