Issued Patents 2023
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11834635 | Methods of facilitating removal of a fingerprint | Andreas Buthe, Songtao Wu, Hongfei Jia, Masahiko Ishii, Minjuan Zhang | 2023-12-05 |
| 11786880 | Preparation method of the microcapsules for low-temperature well cementation to be used to control cement hydration heat | Chunmei Zhang, Jingxuan Cai, Jia Wang, Xiaowei Cheng, Kaiqiang Liu +7 more | 2023-10-17 |
| 11692156 | Bioactive protein-polymer compositions for stain removal | Andreas Buthe, Songtao Wu, Hongfei Jia, Masahiko Ishii, Minjuan Zhang | 2023-07-04 |
| 11597853 | Coatings containing polymer modified enzyme for stable self-cleaning of organic stains | Hongfei Jia, Liting Zhang, Andreas Buthe, Xueyan Zhao, Songtao Wu +2 more | 2023-03-07 |
| 11566149 | Coatings containing polymer modified enzyme for stable self-cleaning of organic stains | Hongfei Jia, Liting Zhang, Andreas Buthe, Xueyan Zhao, Songtao Wu +2 more | 2023-01-31 |
| 11542410 | Coatings containing enzyme for stable self-cleaning of organic stains | Hongfei Jia, Liting Zhang, Andreas Buthe, Xueyan Zhao, Songtao Wu +2 more | 2023-01-03 |