TREA

Chi Keung Li

Follow

Person

  • Sai Ying Pun, HK
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Steam cleaning apparatus
    • Patent number 11,793,386
    • Issue date Oct 24, 2023
    • Bissell Inc.
    • Alan J. Krebs
    • B08 - CLEANING
  • Information Patent Grant

    Steam cleaning apparatus
    • Patent number 10,791,903
    • Issue date Oct 6, 2020
    • Bissell Inc.
    • Alan J. Krebs
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

  • Information Patent Application

    STEAM CLEANING APPARATUS
    • Publication number 20210038048
    • Publication date Feb 11, 2021
    • Bissell Inc.
    • Alan J. Krebs
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    STEAM CLEANING APPARATUS
    • Publication number 20180213995
    • Publication date Aug 2, 2018
    • BISSELL Homecare, Inc.
    • Alan J. Krebs
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...