Inventor · disambiguated record
Haifeng Tan
Also filed as: TAN HAIFENG
4 granted patents·2 pending applications·1 citations·filing 2018–2019
55Inventor score
Files withCHINA TOBACCO HUNAN IND CO LTD6
Top patents by PatentIndex Score
6 records- 0158US12133550B2Molding apparatus, cigarette filter rod and preparation method thereofCHINA TOBACCO HUNAN IND CO LTD·Filed 2018·Granted Nov 5, 2024·1 cites·20 claims
- 0254US11918034B2Device and method for preparing fully granular cigarette/filter rod, and prepared fully granular cigarette/filter rodCHINA TOBACCO HUNAN IND CO LTD·Filed 2019·Granted Mar 5, 2024·0 cites·7 claims
- 0349US2021204595A1Cooling filter rod, application thereof and cigaretteCHINA TOBACCO HUNAN IND CO LTD·Filed 2019·Application pending·0 cites
- 0449US2021267269A1Cooling filter rod and application thereofCHINA TOBACCO HUNAN IND CO LTD·Filed 2019·Application pending·0 cites
- 0547US12213512B2Abnormally-shaped tobacco granules and preparation method thereof, tobacco product and preparation method thereofCHINA TOBACCO HUNAN IND CO LTD·Filed 2019·Granted Feb 4, 2025·0 cites·12 claims
- 0647US12213513B2Low-temperature smoking body and preparation method thereofCHINA TOBACCO HUNAN IND CO LTD·Filed 2019·Granted Feb 4, 2025·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →