Variable Control Systems, Inc.
Telford, PA, US· latest recorded location
Variable Control Systems, Inc. is named on 3 US grants and 0 published applications in this corpus. Its most frequent classification is B65G (Transport or storage devices).
- Granted patents
- 3
- Published applications
- 0
- Inventors
- 3
- Granted in 2026 so far
- 0
- Most recent grant
- 15 Apr 1986
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
By publication year.
Technology areas
Share of 3 documents
Recent patents
- Speed controller for pallets15 Apr 1986US 4,582,188 A
- Speed retarder28 Sep 1982US 4,351,417 A
- Vehicle speed control apparatus18 Nov 1980US 4,234,069 A
No published applications.
Most cited
By later US patents