Inventor
WONG CHI SHING
US30 patents
⚠️ This page may combine multiple inventors who share the name “WONG CHI SHING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
COLGATE PALMOLIVE CO
15 patentsUS7273327B2Sep 25, 2007
Oral care implement
COLGATE PALMOLIVE CO102 citations99
US10925384B2Feb 23, 2021
Oral care implement
COLGATE PALMOLIVE CO22 citations94
US10426249B2Oct 1, 2019
Oral care implement
COLGATE PALMOLIVE CO22 citations93
US11224282B2Jan 18, 2022
Oral care implement
COLGATE PALMOLIVE CO10 citations86
US10278485B2May 7, 2019
Oral care implement and filament therefor
COLGATE PALMOLIVE CO9 citations82
US10966516B2Apr 6, 2021
Toothbrush with light transmissive handle
COLGATE PALMOLIVE CO3 citations73
US8556530B2Oct 15, 2013
Oral care implement
COLGATE PALMOLIVE CO4 citations73
US8997301B2Apr 7, 2015
Toothbrush with visual and/or other sensory effects
COLGATE PALMOLIVE CO1 citations63
US11896117B2Feb 13, 2024
Oral care implement
COLGATE PALMOLIVE CO0 citations62
US11819114B2Nov 21, 2023
Oral care implement
COLGATE PALMOLIVE CO0 citations62
US11751675B2Sep 12, 2023
Toothbrush
COLGATE PALMOLIVE CO0 citations62
US10952526B2Mar 23, 2021
Toothbrush with visual and/or other sensory effects
COLGATE PALMOLIVE CO0 citations62
US9066581B2Jun 30, 2015
Oral care implement
COLGATE PALMOLIVE CO3 citations62
US11103056B2Aug 31, 2021
Oral care implement and filament therefor
COLGATE PALMOLIVE CO0 citations61
US10070715B2Sep 11, 2018
Toothbrush with visual and/or other sensory effects
COLGATE PALMOLIVE CO0 citations52
WONG CHI SHING
5 patentsUS8510893B2Aug 20, 2013
Toothbrush with visual and/or other sensory effects
WONG CHI SHING12 citations92
US8745805B2Jun 10, 2014
Toothbrush with visual and/or other sensory effects
WONG CHI SHING2 citations62
US8967161B2Mar 3, 2015
Elastomeric dental floss
WONG CHI SHING2 citations58
USD651406SJan 3, 2012
Toothbrush handle
WONG CHI SHING0 citations51
US9519152B2Dec 13, 2016
3D display alignment method
WONG CHI SHING0 citations32
HOHLBEIN DOUGLAS J
3 patentsHELPING HANDS INT HOLDINGS LTD
2 patentsHELPING HANDS INTERNAT HOLDINGS LTD
2 patentsHONG KONG APPLIED SCIENCE & TECH RESEARCH INST CO LTD
2 patentsUS11023770B2Jun 1, 2021
Systems and methods for obtaining templates for tessellated images
HONG KONG APPLIED SCIENCE & TECH RESEARCH INST CO LTD3 citations71
US12063442B2Aug 13, 2024
Optimized path planning for defect inspection based on effective region coverage
HONG KONG APPLIED SCIENCE & TECH RESEARCH INST CO LTD0 citations41