Stackpole Limited
Boston, MA, US· latest recorded location
Stackpole Limited is named on 4 US grants and 0 published applications in this corpus. Its most frequent classification is H02K (Dynamo-electric machines).
- Granted patents
- 4
- Published applications
- 0
- Inventors
- 6
- Granted in 2026 so far
- 0
- Most recent grant
- 6 Jun 1995
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
By publication year.
Technology areas
Share of 4 documents
Recent patents
- Dense, self-sintered silicon carbide/carbon-graphite composite and process for producing same6 Jun 1995US 5,422,322 A
- Radio-frequency interference suppressing system for permanent magnet field motor17 May 1983US 4,384,223 A
- Permanent magnet field motor with radio frequency interference suppressing capacitor6 Apr 1982US 4,323,804 A
- Replaceable liner for a crucible13 Oct 1981US 4,294,438 A
No published applications.
Most cited
By later US patents
- Radio-frequency interference suppressing system for permanent magnet field motor28US 4,384,223 A1983
- Dense, self-sintered silicon carbide/carbon-graphite composite and process for producing same21US 5,422,322 A1995
- Permanent magnet field motor with radio frequency interference suppressing capacitor15US 4,323,804 A1982
- Replaceable liner for a crucible11US 4,294,438 A1981