Patents Represented by Attorney Robert G. Slick

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  • Enzyme electrode and method for dextran analysis
    Patent number: 4552840
    Abstract: A method for the potentiometric determination of a dextran solution is provided wherein the dextran is enzymatically hydrolyzed to glucose, the glucose is oxidized to form hydrogen peroxide and the hydrogen peroxide is measured utilizing a redox electrode. A novel electrode having a plurality of enzyme impregnated layers is provided for converting the dextran to glucose.
    Type: Grant
    Filed: December 2, 1982
    Date of Patent: November 12, 1985
    Assignee: California and Hawaiian Sugar Company
    Inventor: Richard Riffer
  • Diffusion device for flash gun
    Patent number: 4539624
    Abstract: A diffusion device for a flash gun is provided in the form of a translucent box-like structure which fits on the end of a commercial flash gun. In accordance with one embodiment of the invention, opaque shields are provided for the front and back of the diffusion device which can be selectively added or removed to produce special effects. In accordance with another aspect of the invention, a slot is provided in the top of the diffusion device for retaining a reflector.
    Type: Grant
    Filed: August 10, 1984
    Date of Patent: September 3, 1985
    Inventor: Kenneth Stone
  • Earplug
    Patent number: 4537187
    Abstract: An earplug particularly adapted for use by surfers and swimmers is provided having a small hole therein which keeps out water but which allows the user to hear, said plug being made of a soft plastic having a density of less than 1 whereby said plug will float.
    Type: Grant
    Filed: October 6, 1983
    Date of Patent: August 27, 1985
    Inventor: Robert T. Scott
  • Golfer's aid
    Patent number: 4531743
    Abstract: A golfer's aid is provided in the form of a translucent sheet having two transparent crosses thereon wherein the center of the crosses corresponds with the separation of a user's eyes, and a pair of vertical and horizontal slots, respectively, above and at the outer sides of said crosses, said sheet being pivotally supported by extension arms well in front of the user's eyes.
    Type: Grant
    Filed: December 17, 1983
    Date of Patent: July 30, 1985
    Inventor: Thomas M. Lott
  • Blood sampling instrument
    Patent number: 4517978
    Abstract: A blood sampling instrument for drawing a few drops of blood from a finger or the like is provided wherein the sampling device consists primarily of a tubular member which conceals all of the working parts and which has a flange thereon so that it can be easily held by a patient and pressed against a finger while releasing a trigger mechanism to actuate a plunger within the instrument.
    Type: Grant
    Filed: January 13, 1983
    Date of Patent: May 21, 1985
    Inventors: Paul D. Levin, John D. Harding
  • Passive temperature control shipment container
    Patent number: 4509587
    Abstract: A passive temperature control shipment container is provided having a central chamber surrounding a sample or specimen wherein the central chamber has two conductive walls, one of which is in contact with a heat source and one with a heat sink to provide a specified temperature change profile and to maintain a specified temperature time relationship in the shipping container.
    Type: Grant
    Filed: August 30, 1982
    Date of Patent: April 9, 1985
    Inventors: Thomas S. Clark, William S. Kennedy
  • Vacuum breaker valve with internally balanced disc
    Patent number: 4502503
    Abstract: A check valve of the type having a counterweight is provided wherein the counterweight is mounted on a shaft directly above the shaft carrying the valve disc, the counterweight being connected to the shaft carrying the valve disc by gearing. By mounting the counterweight above the valve disc, the valve does not require any additional width for installation and is thus adapted for installation in tight quarters.
    Type: Grant
    Filed: February 24, 1982
    Date of Patent: March 5, 1985
    Assignee: Anchor/Darling Valve Company
    Inventor: Anatole N. Karpenko
  • Loudspeaker telephone
    Patent number: 4493950
    Abstract: A line powered loudspeaker telephone is provided with a lightweight headset and microphone as well as a loudspeaker and second microphone. A first switch is employed to go from the loudspeaker to the headphone and their respective microphones while a second switch is used as a listen-talk switch, preventing acoustical feedback.
    Type: Grant
    Filed: December 17, 1982
    Date of Patent: January 15, 1985
    Inventor: Thomas M. Lott
  • Vertical article dispenser
    Patent number: 4473172
    Abstract: A vending machine for articles such as newspapers, magazines or the like is provided wherein the articles are held in a vertical plane and can be viewed through a transparent front glass and wherein a single article is dispensed at a time and wherein the operation is substantially theft-proof in that it is virtually impossible to obtain more than a single article for each payment.
    Type: Grant
    Filed: April 16, 1982
    Date of Patent: September 25, 1984
    Inventor: Robert L. Reynolds
  • Heat activated binding and filing system
    Patent number: 4471976
    Abstract: A binding system is disclosed wherein a relatively narrow strip of heavy paper or the like is provided with a section having a heat sealing adhesive. Papers to be bound are placed against the heat sealable adhesive which is heated to activate the adhesive and is cooled. Various embodiments include side mounted, top mounted, hanging, and computer print out binders.
    Type: Grant
    Filed: August 6, 1981
    Date of Patent: September 18, 1984
    Inventor: Joe D. Giulie
  • Low level indicator
    Patent number: 4468170
    Abstract: A low level indicator and warning device is provided wherein a diaphragm is provided directly in a line for drawing liquid from one container to another. Liquid flowing in the line washes directly across the diaphragm so that it remains clean and thus operative even in the presence of materials which might form a crust on the diaphragm.
    Type: Grant
    Filed: June 7, 1982
    Date of Patent: August 28, 1984
    Assignee: Beta Technology, Inc.
    Inventor: Richard E. Hanset
  • CRT shield
    Patent number: 4444465
    Abstract: An adjustable shield is provided which fits over the cabinet of a CRT to help eliminate glare on the screen and also serves as a security shield. The shield is made in three telescoping pieces so that a standard shield can be adjusted to fit a number of different sizes.
    Type: Grant
    Filed: December 23, 1981
    Date of Patent: April 24, 1984
    Inventors: Joe D. Giulie, Jean W. Giulie
  • Dental instrument-PDL syringe
    Patent number: 4444560
    Abstract: A compact anesthetic syringe is provided for injecting a medication under high pressure into a confined space. The instrument is particularly adapted for injecting a medication into the dental periodontal ligament (PDL) and may be used by any dentist without special training.
    Type: Grant
    Filed: May 20, 1983
    Date of Patent: April 24, 1984
    Inventor: John Jacklich
  • Multiple position switch
    Patent number: 4436968
    Abstract: A multiple position switch is provided which is actuated by a lever to plug the switching element into a selected one of a plurality of receptacles. The switch is particularly applicable in connection with peripheral equipment for computers.
    Type: Grant
    Filed: December 10, 1981
    Date of Patent: March 13, 1984
    Inventor: Joe D. Giulie
  • Ring joint machining tool
    Patent number: 4433598
    Abstract: A ring joint machining tool for simultaneously machining the inner and outer surfaces of a V-groove, said tool having a rotating body member with a sliding tool block holding two tools and having cam means associated with said tool block whereby said tool block moves in a radial direction as the tool is rotated and urged into contact with a workpiece.
    Type: Grant
    Filed: March 15, 1982
    Date of Patent: February 28, 1984
    Assignee: United Centrifugal Pumps
    Inventor: Jack T. Murray
  • Oil storage tank extinguisher
    Patent number: 4433733
    Abstract: A snuffer is provided for putting out fires in oil tanks or oil wells which consists of a framework for maintaining an asbestos or the like covering, forming a cap which can be lowered over the fire. A fire retardant fluid may be injected within the snuffer.
    Type: Grant
    Filed: December 10, 1981
    Date of Patent: February 28, 1984
    Inventor: Byron H. Cunningham
  • Progressive addition lens
    Patent number: 4426139
    Abstract: A progressive addition lens is provided having a wide transition corridor and an improved balance between astigmatism and distortion in the field of peripheral vision to provide a wide, distortion-free clear view. This is achieved by employing a cosine function in blending the transition corridor with the peripheral area.
    Type: Grant
    Filed: April 8, 1982
    Date of Patent: January 17, 1984
    Assignee: Polycore Optical Pte. Ltd.
    Inventors: Raoul F. van Ligten, Yeo K. Kee
  • Fishing lure
    Patent number: D274350
    Type: Grant
    Filed: May 6, 1982
    Date of Patent: June 19, 1984
    Inventor: Vaughn Schaaf
  • Shelf for displaying model train
    Patent number: D275348
    Type: Grant
    Filed: May 13, 1982
    Date of Patent: September 4, 1984
    Inventor: George E. Olson
  • Case for baby teeth
    Patent number: D278097
    Type: Grant
    Filed: January 13, 1983
    Date of Patent: March 26, 1985
    Inventor: Reiko Akiyoshi