Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4435472 | Adherent, acid cured resin protective coatings for concrete and steel | — | 1984-03-06 |
| 4227932 | Single component potassium silicate cement for dry gunning | Robert R. Pierce | 1980-10-14 |