Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6141933 | Curvilinear masonry building unit, method of applying a glaze composition thereto, a wall corner, a wall corner composite, a column composite or portion thereof, and a mold for applying glaze composition to a curvilinear masonry building unit | — | 2000-11-07 |
| 5802796 | Curvilinear masonry building unit having a glaze composition and uses thereof | Russell P. Rich | 1998-09-08 |
| 5548936 | Composite for turning a corner or forming a column, mold and method for producing glazed unit for such | Russell P. Rich | 1996-08-27 |
| 5410848 | Composite for turning a corner or forming a column, mold and method for producing glazed unit for such | Russell P. Rich | 1995-05-02 |
| 5398474 | Wall corner composite, mold and method for producing glazed unit for such | — | 1995-03-21 |
| 5384997 | Column and corner composite, mold and method for producing glazed unit for such | — | 1995-01-31 |
| D346224 | Coated masonry building block | Russell P. Rich | 1994-04-19 |
| 5285611 | Wall corner composite, mold and method for producing glazed unit for such | — | 1994-02-15 |
| 5212925 | Wall corner composite, mold and method for producing glazed unit for such | — | 1993-05-25 |
| 4555375 | Method and apparatus for in mold coating | John A. Sergovic | 1985-11-26 |
| 4533568 | Method of preparing a patterned mold surface | Alexander H. Russell | 1985-08-06 |
| 4478779 | Electrolessly plated mold surface and method of using | Alexander H. Russell, John A. Sergovic | 1984-10-23 |
| 4296859 | Pigment package | — | 1981-10-27 |
| 4195010 | Ceramic coated quartz particles | Alexander H. Russell | 1980-03-25 |