Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11198633 | Method and plant for producing hollow microspheres made of glass | Karl Weinberger | 2021-12-14 |
| 11124441 | Hollow glass microspheres and method for producing the same | — | 2021-09-21 |