Frazier-Simplex, Inc.
Washington, PA, US· latest recorded location
Frazier-Simplex, Inc. is named on 10 US grants and 0 published applications in this corpus. Its most frequent classification is C03B (Manufacture, shaping, or supplementary processes).
- Granted patents
- 10
- Published applications
- 0
- Inventors
- 11
- Granted in 2026 so far
- 0
- Most recent grant
- 3 Oct 2000
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
By publication year.
Technology areas
Share of 10 documents
Recent patents
- Synthetic air assembly for oxy-fuel fired furnaces3 Oct 2000US 6,126,440 A
- Heat regeneration for oxy-fuel fired furnaces14 Mar 2000US 6,036,486 A
- Glass batch charger having seals which prevents accumulation of batch19 Oct 1993US 5,254,151 A
- Refractory tile for a suspended furnace wall17 Nov 1992US 5,163,831 A
- Batch charger for glass furnace28 Jul 1992US 5,134,627 A
No published applications.
Most cited
By later US patents