Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11639541 | Methods and systems for extracting materials from fly ash | — | 2023-05-02 |
| 10968500 | Methods and systems for extracting materials from fly ash | — | 2021-04-06 |
| 7690807 | Optical mirror element | — | 2010-04-06 |
| 5457611 | Ambient air cooled light emitting instrument | — | 1995-10-10 |
| 5385468 | Removable instrument holder | — | 1995-01-31 |
| 5139421 | Mirror light | — | 1992-08-18 |