Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10099940 | Method of producing electrolytic manganese dioxide with high compact density and electrolytic manganese dioxide produced therefrom | Oliver Schilling, Keith A. Keel | 2018-10-16 |
| 9881087 | Searching multiple sellers by multiple matching items | Chaoou Huang | 2018-01-30 |