Drexelbrook Engineering Company
Horsham, PA, US· latest recorded location
Drexelbrook Engineering Company is named on 7 US grants and 0 published applications in this corpus. Its most frequent classification is G01F (Measuring volume, volume flow, mass flow or liquid level).
- Granted patents
- 7
- Published applications
- 0
- Inventors
- 5
- Granted in 2026 so far
- 0
- Most recent grant
- 23 Nov 1999
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
By publication year.
Technology areas
Share of 7 documents
Recent patents
- Ultrasonic method for material monitoring23 Nov 1999US 5,987,994 A
- Material level probe having crimp seal3 May 1994US 5,307,678 A
- Two-wire compensated level measuring instrument17 Sep 1991US 5,049,878 A
- Two-wire level measuring instrument25 Jul 1989US 4,851,831 A
- Fail-safe instrument system25 Feb 1986US 4,573,040 A
No published applications.
Most cited
By later US patents