Inventor · disambiguated record
Fenglei Li
Also filed as: LI FENGLEI
6 granted patents·3 pending applications·14 citations·filing 2022–2024
74Inventor score
Top patents by PatentIndex Score
9 records- 0190US11760962B1Environmental friendly detergent tablet, and preparation method and tableting equipment thereofGUANGZHOU JOYSON CLEANING PRODUCTS CO LTD·Filed 2022·Granted Sep 19, 2023·6 cites·3 claims
- 0289US11674112B1Double layer detergent tablet and preparation method thereofGUANGZHOU JOYSON CLEANING PRODUCTS CO LTD·Filed 2022·Granted Jun 13, 2023·5 cites·11 claims
- 0388US12281285B1Detergent tablet free of SLS surfactant and preparation method thereofGUANGZHOU JOYSON CLEANING PRODUCTS CO LTD·Filed 2024·Granted Apr 22, 2025·3 cites·10 claims
- 0462US2025223519A1Two-in-one solid detergent composition and preparation method thereofGUANGZHOU JOYSON CLEANING PRODUCTS CO LTD·Filed 2024·Application pending·0 cites
- 0561US12509647B2Detergent tabletGUANGZHOU JOYSON CLEANING PRODUCTS CO LTD·Filed 2023·Granted Dec 30, 2025·0 cites·8 claims
- 0661US12440428B2Oral care cleaning tabletGUANGZHOU JOYSON CLEANING PRODUCTS CO LTD·Filed 2023·Granted Oct 14, 2025·0 cites·14 claims
- 0761US2025145906A1Water-soluble cleaning agent sheet and preparation method and application method thereofGUANGZHOU JOYSON CLEANING PRODUCTS CO LTD·Filed 2024·Application pending·0 cites
- 0860US12091638B2One-piece washing tablet made from combination of compositions and preparation method thereofGUANGZHOU JOYSON CLEANING PRODUCTS CO LTD·Filed 2024·Granted Sep 17, 2024·0 cites·5 claims
- 0959US2025066698A1Tableware detergent tablet, and methods for preparing and using the sameGUANGZHOU JOYSON CLEANING PRODUCTS CO LTD·Filed 2023·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →