Soderberg Research & Development, Inc.
Montgomery, TX, US· latest recorded location
Soderberg Research & Development, Inc. is named on 7 US grants and 0 published applications in this corpus. Its most frequent classification is E21B (Earth or rock drilling).
- Granted patents
- 7
- Published applications
- 0
- Inventors
- 1
- Granted in 2026 so far
- 0
- Most recent grant
- 16 Apr 1996
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
By publication year.
Technology areas
Share of 7 documents
Recent patents
- Valve actuator system for initial torque reduction16 Apr 1996US 5,507,469 A
- Valve driver2 Aug 1994US 5,333,834 A
- Hemi-wedge valve16 Oct 1990US 4,962,911 A
- Apparatus and method for automatically and periodically introducing a fluid into a producing oil well21 Jul 1987US 4,681,167 A
- Tubing drain valve24 Feb 1987US 4,645,007 A
No published applications.
Most cited
By later US patents
- Hemi-wedge valve27US 4,962,911 A1990
- Tubing drain valve23US 4,645,007 A1987
- Apparatus and method for automatically and periodically introducing a fluid into a producing oil well23US 4,681,167 A1987
- Tubing drain valve useful with heavy, sand-bearing oil20US 4,637,471 A1987
- Valve driver12US 5,333,834 A1994