TREA

Ravi THOMAS

Follow

Person

  • Avon, IN, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Battery
    • Patent number D993165
    • Issue date Jul 25, 2023
    • 3M Innovative Properties Company
    • William P. Atwood
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Push-to-fit earplug with tip cavity
    • Patent number 11,304,851
    • Issue date Apr 19, 2022
    • 3M Innovative Properties Company
    • Robert C. Coffin
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Hearing protector
    • Patent number D895901
    • Issue date Sep 8, 2020
    • 3M Innovative Properties Company
    • Robert C. Coffin
    • D29 - Equipment for safety, protection, and rescue
  • Information Patent Grant

    Hearing protector
    • Patent number D889754
    • Issue date Jul 7, 2020
    • 3M Innovative Properties Company
    • Robert C. Coffin
    • D29 - Equipment for safety, protection, and rescue
  • Information Patent Grant

    Push-to-fit earplug having an array of cavities
    • Patent number 10,660,797
    • Issue date May 26, 2020
    • 3M Innovative Properties Company
    • Jeffrey L. Hamer
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Earplug with tip cavity and methods of manufacturing the same
    • Patent number 10,398,602
    • Issue date Sep 3, 2019
    • 3M Innovative Properties Company
    • Jeffrey L. Hamer
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Push to talk handheld device having a stepped body for buttons
    • Patent number D816067
    • Issue date Apr 24, 2018
    • 3M Innovative Properties Company
    • Jacob H. Ely
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Push to talk handheld device having a curvature near the body and c...
    • Patent number D806688
    • Issue date Jan 2, 2018
    • 3M Innovative Properties Company
    • Jacob H. Ely
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Earplug
    • Patent number D798434
    • Issue date Sep 26, 2017
    • 3M Innovative Properties Company
    • Jeffrey L. Hamer
    • D24 - Medical and laboratory equipment
  • Information Patent Grant

    Earplug
    • Patent number D798435
    • Issue date Sep 26, 2017
    • 3M Innovative Properties Company
    • Jeffrey L. Hamer
    • D24 - Medical and laboratory equipment
  • Information Patent Grant

    Earplug with tip cavity and methods of manufacturing the same
    • Patent number 9,549,855
    • Issue date Jan 24, 2017
    • 3M Innovative Properties Company
    • Jeffrey L. Hamer
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Earplug tip
    • Patent number D759802
    • Issue date Jun 21, 2016
    • 3M Innovative Properties Company
    • Jeffrey L. Hamer
    • D24 - Medical and laboratory equipment
  • Information Patent Grant

    Earplug tip
    • Patent number D757925
    • Issue date May 31, 2016
    • 3M Innovative Properties Company
    • Jeffrey L. Hamer
    • D24 - Medical and laboratory equipment
  • Information Patent Grant

    Push to talk handheld device with body scallops around buttons
    • Patent number D755760
    • Issue date May 10, 2016
    • 3M Innovative Properties Company
    • Jacob H. Ely
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Ear tip
    • Patent number D721678
    • Issue date Jan 27, 2015
    • 3M Innovative Properties Company
    • Ravi Thomas
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Earplug
    • Patent number D717937
    • Issue date Nov 18, 2014
    • 3M Innovative Properties Company
    • Jeffrey L. Hamer
    • D24 - Medical and laboratory equipment
  • Information Patent Grant

    Ear tip
    • Patent number D717273
    • Issue date Nov 11, 2014
    • 3M Innovative Properties Company
    • Ravi Thomas
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Dispenser with waste collection spool, and method of using
    • Patent number 8,528,779
    • Issue date Sep 10, 2013
    • 3M Innovative Properties Company
    • Jeffrey L. Hamer
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Earbud
    • Patent number D660291
    • Issue date May 22, 2012
    • 3M Innovative Properties Company
    • Ravi Thomas
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Ear bud shaft and taper
    • Patent number D632678
    • Issue date Feb 15, 2011
    • 3M Innovative Properties Company
    • James D. Brown
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Ear bud body shape
    • Patent number D632677
    • Issue date Feb 15, 2011
    • 3M Innovative Properties Company
    • James D. Brown
    • D14 - Recording, communication, or information retrieval equipment

Patents Applicationslast 30 patents