Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12392594 | Efficient and energy-saving blasting method based on notched blast hole | Xuefu Zhang, Bo Hu, Jian Zhang, Chunlong Wang, Peiheng Guo +1 more | 2025-08-19 |
| 12259371 | Carrier gas connection device for gas chromatographs | — | 2025-03-25 |
| D1039404 | Spectrometer | Beng Heng Lim | 2024-08-20 |
| 11426748 | Refillable sprayer with explosion-proof effect | — | 2022-08-30 |
| D884524 | Portable chromatograph | Fanny Hauser, Cathrin Sohns, Qi Siegmundt-Pan | 2020-05-19 |
| 8656964 | Auto-filling assembly for a refillable sprayer | — | 2014-02-25 |
| 8342428 | Refillable sprayer | — | 2013-01-01 |