Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11185869 | Method and apparatus for washing and grading sand | — | 2021-11-30 |
| 11103879 | Apparatus for washing and grading sand and aggregate | — | 2021-08-31 |
| 10399123 | Method and apparatus for washing and grading sand and aggregate | — | 2019-09-03 |
| 10272443 | Apparatus for washing and grading sand and aggregate | — | 2019-04-30 |
| 10016764 | Apparatus for processing aggregate material | — | 2018-07-10 |
| 9764330 | Screening apparatus | Kevin Vallelly, Robert Lyttle | 2017-09-19 |