Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9764440 | Methods for polishing inorganic substrates | Dal N. Hills | 2017-09-19 |
| 9579764 | Low pH compositions for hardening concrete and associated methods | Mark Wetherell, Dal N. Hills | 2017-02-28 |