Inventor · Midlothian, VA, US

Feng Gao

52Patents
11h-index
28Co-inventors
74Inventor score

Filing activity: Feb 6, 2009 → Dec 11, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US9930909B2 Oral product Human Necessities 41 Active
US10244786B2 Tobacco lozenge Human Necessities 35 Active
US9999243B2 Exhausted tobacco lozenge Human Necessities 33 Active
US9854830B2 Oral tobacco product Human Necessities 32 Active
US9185931B2 Oral product Performing Operations; Transporting 31 Active
US9521864B2 Methods and systems for incorporating nicotine into oral products Chemistry; Metallurgy 30 Active
US9884015B2 Oral product Human Necessities 30 Active
US8469037B2 Pre-portioned moist product and method of making Human Necessities 29 Active
US9351936B2 Nicotine lozenge Performing Operations; Transporting 19 Active
US9155772B2 Soft, chewable and orally dissolvable and/or disintegrable products Human Necessities 13 Active
US10105320B2 Soluble fiber lozenge Human Necessities 11 Active
US9854831B2 Oral product Human Necessities 10 Active
US10349672B2 Methods and systems for incorporating nicotine into oral products Chemistry; Metallurgy 10 Active
US9986756B2 Exhausted-tobacco oral product Human Necessities 8 Active
US9943511B2 Nicotine lozenge Performing Operations; Transporting 6 Active
US9872516B2 Oral product Human Necessities 5 Active
US10702516B2 Nicotine lozenge Performing Operations; Transporting 5 Active
US10602768B2 Oral tobacco product Human Necessities 5 Active
US9687023B2 Moist smokeless tobacco product for oral usage having on a portion of the outer surface at least one friction reducing strip that provides texture during use Human Necessities 3 Active
US10780085B2 Oral product Performing Operations; Transporting 2 Active
US10639275B2 Oral product Human Necessities 2 Active
US10925309B2 Tobacco lozenge Human Necessities 1 Active
US11076631B2 Methods and systems for incorporating nicotine into oral products Chemistry; Metallurgy 1 Active
US11517566B2 Oral product Performing Operations; Transporting 1 Active
US10183016B2 Oral product Performing Operations; Transporting 1 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.