YZ

Yi Zeng

PU Philip Morris Usa: 7 patents #97 of 564Top 20%
🗺 Virginia: #4,439 of 34,511 inventorsTop 15%
Overall (All Time): #681,428 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
12295402 Controlled release mentholated tobacco beads Georgios D. Karles, Shuzhong Zhuang 2025-05-13
11723395 Controlled release mentholated tobacco beads Georgios D. Karles, Shuzhong Zhuang 2023-08-15
10051884 Controlled release mentholated tobacco beads Georgios D. Karles, Shuzhong Zhuang 2018-08-21
9993019 Method for making particle of a hydrophobic additive and a polysaccharide coating and tobacco products containing particle of a hydrophobic additive and a polysaccharide coating Shuzhong Zhuang, Georgios D. Karles 2018-06-12
9386801 Coated impregnated porous filter plug Georgios D. Karles, Shuzhong Zhuang, Hongwei Liu, Daqing Wu 2016-07-12
9034107 Process for making a continuous structure of an encapsulated material Shuzhong Zhuang, Georgios D. Karles 2015-05-19
8402978 Coated impregnated porous filter plug Georgios D. Karles, Shuzhong Zhuang, Hongwei Liu, Daqing Wu 2013-03-26