TREA

Liu Feng

Follow

Person

  • Knoxville, TN, US
People

Patents Applicationslast 30 patents

  • Information Patent Application

    SELF-CLEANING LITTER BOX
    • Publication number 20240196855
    • Publication date Jun 20, 2024
    • Radio Systems Corporation
    • Jason Richard GRAVES
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    SOUND GENERATING PET TOY
    • Publication number 20190335714
    • Publication date Nov 7, 2019
    • Radio Systems Corporation
    • Amanda Sweetnam
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    PET LASER TOY
    • Publication number 20190037807
    • Publication date Feb 7, 2019
    • Radio Systems Corporation
    • Amanda Sweetnam
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING