John D. Bolton

Person

  • Irvine, CA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Moisture controlled valve which does not permit partial fluid flow

    • Patent number 6,220,268
    • Issue date Apr 24, 2001
    • Ross Spencer Bolton
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Bifold door repair apparatus

    • Patent number 5,553,352
    • Issue date Sep 10, 1996
    • John D. Bolton
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Stump trimmer

    • Patent number 4,697,625
    • Issue date Oct 6, 1987
    • John D'Arcy Bolton
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Easy clear spray nozzle

    • Patent number 4,682,731
    • Issue date Jul 28, 1987
    • John D. Bolton
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Safety ski harness

    • Patent number 4,681,337
    • Issue date Jul 21, 1987
    • John D'Arcy Bolton
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Apparatus for treatment of hair and scalp

    • Patent number 4,523,080
    • Issue date Jun 11, 1985
    • John D. Bolton
    • A45 - HAND OR TRAVELLING ARTICLES
  • Information Patent Grant

    Jet power lawn mower

    • Patent number 4,499,710
    • Issue date Feb 19, 1985
    • John D. Bolton
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Wire brush battery connector

    • Patent number 4,494,812
    • Issue date Jan 22, 1985
    • John D. Bolton
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Easy release mold

    • Patent number 4,458,875
    • Issue date Jul 10, 1984
    • John D. Bolton
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL