Issued Patents 2022
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11492570 | Method of use of composition comprising a quaternary ammonium compound, a cationic polysaccharide and a nonionic polysaccharide | Hai Zhou ZHANG, Nikolay CHRISTOV | 2022-11-08 |
| 11427788 | Composition comprising a quaternary ammonium compound, a cationic polysaccharide and a nonionic polysaccharide | Hai Zhou ZHANG, Nikolay CHRISTOV | 2022-08-30 |
| 11427789 | Composition comprising a quaternary ammonium compound, a cationic polysaccharide, a nonionic polysaccharide and a fragrance material or perfume | Hai Zhou ZHANG, Nikolay CHRISTOV | 2022-08-30 |
| 11332697 | Composition containing ester quat, cationic polysaccharide and nonionic polysaccharide | Hai Zhou ZHANG, Nikolay CHRISTOV, Lin He | 2022-05-17 |