Patents per Year
Top Inventors at Pierce & Stevens All Time
Showing 1–6 of 6 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | George E. Melber | 13 |
| 2 | Leon E. Wolinski | 11 |
| 3 | William A. Oswald | 5 |
| #4 | Michael J. Gerace | 1 |
| #4 | Patrick J. McCabe | 1 |
| #4 | Stephen P. Schaffer | 1 |
Most Valuable Patents
| Patent | Est. Value | Year |
|---|---|---|
| Thermoplastic microspheres | $787K | 1994 |
| Coating media containing low density composite opacifiers | $708K | 1991 |
| Composition and process for drying and expanding microspheres | $649K | 1988 |
| Syntactic polymer foam compositions containing microsphere fillers | $624K | 1989 |
| Opacifiers for paints and coatings | $600K | 1990 |