Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5104424 | Abrasive article | Robert N. Smith, Renato Terragni | 1992-04-14 | |
| 5061295 | Grinding wheel abrasive composition | Michael J. White, Jr. | 1991-10-29 | |
| 4682988 | Phenolic resin bonded grinding wheels | Kesh S. Narayanan | 1987-07-28 | $2,236,000 |
| 4475926 | Active filler for grinding wheels | — | 1984-10-09 | $1,473,000 |