Inventor
LI FENGLEI
CN9 patents
Patents
9 patentsUS12281285B1Apr 22, 2025
Detergent tablet free of SLS surfactant and preparation method thereof
GUANGZHOU JOYSON CLEANING PRODUCTS CO LTD3 citations70
US11760962B1Sep 19, 2023
Environmental friendly detergent tablet, and preparation method and tableting equipment thereof
GUANGZHOU JOYSON CLEANING PRODUCTS CO LTD6 citations69
US11674112B1Jun 13, 2023
Double layer detergent tablet and preparation method thereof
GUANGZHOU JOYSON CLEANING PRODUCTS CO LTD5 citations68
US12540294B1Feb 3, 2026
Detergent tablet comprising a plant polysaccharide and anionic/nonionic surfactant mixture
GUANGZHOU JOYSON CLEANING PRODUCTS CO LTD0 citations57
US12509647B2Dec 30, 2025
Detergent tablet
GUANGZHOU JOYSON CLEANING PRODUCTS CO LTD0 citations57
US12440428B2Oct 14, 2025
Oral care cleaning tablet
GUANGZHOU JOYSON CLEANING PRODUCTS CO LTD0 citations57
US12570927B1Mar 10, 2026
Cleansing and care composition, preparation method thereof, and cleansing and care tablet
GUANGZHOU JOYSON CLEANING PRODUCTS CO LTD0 citations47
US12534689B1Jan 27, 2026
Fabric-softening, garment-care and stain-removing detergent composition, preparation method thereof and detergent tablet
GUANGZHOU JOYSON CLEANING PRODUCTS CO LTD0 citations47
US12091638B2Sep 17, 2024
One-piece washing tablet made from combination of compositions and preparation method thereof
GUANGZHOU JOYSON CLEANING PRODUCTS CO LTD0 citations46