Wenzhen Cheng

Person

Annandale, NJ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Selective sealing cartridge
- Patent number 11,766,528
- Issue date Sep 26, 2023
- L'Oreal
- Wenzhen Cheng
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Refillable makeup palette with sliding drawer mechanism
- Patent number 11,751,662
- Issue date Sep 12, 2023
- L'Oreal
- Wenzhen Cheng
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
Refillable compact case
- Patent number 11,751,661
- Issue date Sep 12, 2023
- L'Oreal
- Wenzhen Cheng
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
Makeup applicator having a wiper with multiple wiping elements
- Patent number 11,234,506
- Issue date Feb 1, 2022
- L'Oreal
- Zachary Mahoney
- A46 - BRUSHWARE
Information Patent Grant
Selective sealing cartridge
- Patent number 11,090,668
- Issue date Aug 17, 2021
- L'Oreal
- Wenzhen Cheng
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
System for metering in a roller ball applicator
- Patent number 10,939,740
- Issue date Mar 9, 2021
- L'Oreal
- Wenzhen Cheng
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
Adhesively closed packaging systems
- Patent number 10,894,641
- Issue date Jan 19, 2021
- L'Oreal
- Wenzhen Cheng
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
Systems and devices for cosmetic powder accumulation management
- Patent number 10,111,510
- Issue date Oct 30, 2018
- L'Oreal
- Wenzhen Cheng
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
Packaging systems and methods
- Patent number 9,301,593
- Issue date Apr 5, 2016
- L'Oreal
- Zachary Mahoney
- A45 - HAND OR TRAVELLING ARTICLES

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR REFILLING COSMETIC PACKAGING WITH POROUS APPL...
- Publication number 20240358139
- Publication date Oct 31, 2024
- L'Oreal
- William BICKFORD
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Application
REFILLABLE COLLARED CONTAINER FOR PRODUCT DISPENSING
- Publication number 20240358137
- Publication date Oct 31, 2024
- L'Oreal
- Wenzhen CHENG
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
MAKEUP PALETTE WITH REMOVABLE BRUSH CLEANER
- Publication number 20230240430
- Publication date Aug 3, 2023
- L'Oreal
- Wenzhen CHENG
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Application
REFILLABLE MAKEUP PALETTE WITH SLIDING DRAWER MECHANISM
- Publication number 20230130828
- Publication date Apr 27, 2023
- L'Oreal
- Wenzhen Cheng
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Application
REFILLABLE MAKEUP PALETTE WITH SLIDING DRAWER MECHANISM
- Publication number 20220408898
- Publication date Dec 29, 2022
- L'Oreal
- Wenzhen Cheng
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Application
REFILLABLE COMPACT CASE
- Publication number 20220346522
- Publication date Nov 3, 2022
- L'Oreal
- Wenzhen Cheng
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Application
MAKEUP APPLICATOR HAVING A WIPER WITH MULTIPLE WIPING ELEMENTS
- Publication number 20210337953
- Publication date Nov 4, 2021
- L'Oreal
- Zachary Mahoney
- A46 - BRUSHWARE
Information Patent Application
SELECTIVE SEALING CARTRIDGE
- Publication number 20210213472
- Publication date Jul 15, 2021
- L'Oreal
- Wenzhen Cheng
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Application
SELECTIVE SEALING CARTRIDGE
- Publication number 20210154417
- Publication date May 27, 2021
- L'Oreal
- Wenzhen Cheng
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PACKAGING WITH INTEGRATED COLLET
- Publication number 20210153622
- Publication date May 27, 2021
- L'Oreal
- William Bickford
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Application
SYSTEM FOR METERING IN A ROLLER BALL APPLICATOR
- Publication number 20200205547
- Publication date Jul 2, 2020
- L'Oreal
- Wenzhen Cheng
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Application
ADHESIVELY CLOSED PACKAGING SYSTEMS
- Publication number 20200095038
- Publication date Mar 26, 2020
- LOREAL
- Wenzhen Cheng
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Application
SYSTEMS AND DEVICES FOR COSMETIC POWDER ACCUMULATION MANAGEMENT
- Publication number 20180184783
- Publication date Jul 5, 2018
- L'OREAL, Paris, France
- Wenzhen Cheng
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Application
PACKAGING SYSTEMS AND METHODS
- Publication number 20150093173
- Publication date Apr 2, 2015
- Zachary Mahoney
- A45 - HAND OR TRAVELLING ARTICLES

Wenzhen Cheng

Person

Patents Grantslast 30 patents

Selective sealing cartridge

Refillable makeup palette with sliding drawer mechanism

Refillable compact case

Makeup applicator having a wiper with multiple wiping elements

Selective sealing cartridge

System for metering in a roller ball applicator

Adhesively closed packaging systems

Systems and devices for cosmetic powder accumulation management

Packaging systems and methods

Patents Applicationslast 30 patents

SYSTEM AND METHOD FOR REFILLING COSMETIC PACKAGING WITH POROUS APPL...

REFILLABLE COLLARED CONTAINER FOR PRODUCT DISPENSING

MAKEUP PALETTE WITH REMOVABLE BRUSH CLEANER

REFILLABLE MAKEUP PALETTE WITH SLIDING DRAWER MECHANISM

REFILLABLE MAKEUP PALETTE WITH SLIDING DRAWER MECHANISM

REFILLABLE COMPACT CASE

MAKEUP APPLICATOR HAVING A WIPER WITH MULTIPLE WIPING ELEMENTS

SELECTIVE SEALING CARTRIDGE

SELECTIVE SEALING CARTRIDGE

PACKAGING WITH INTEGRATED COLLET

SYSTEM FOR METERING IN A ROLLER BALL APPLICATOR

ADHESIVELY CLOSED PACKAGING SYSTEMS

SYSTEMS AND DEVICES FOR COSMETIC POWDER ACCUMULATION MANAGEMENT

PACKAGING SYSTEMS AND METHODS