Coupler Developments Limited
Douglas, IM· latest recorded location
Coupler Developments Limited is named on 2 US grants and 2 published applications in this corpus. Its most frequent classification is E21B (Earth or rock drilling).
- Granted patents
- 2
- Published applications
- 2
- Inventors
- 1
- Granted in 2026 so far
- 0
- Most recent grant
- 8 Sep 2009
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 1 | 0 |
By publication year.
Technology areas
Share of 4 documents
Recent patents
Most cited
By later US patents