Engtech SA
CH· latest recorded location
Engtech SA is named on 1 US grants and 0 published applications in this corpus. Its most frequent classification is E21B (Earth or rock drilling).
- Granted patents
- 1
- Published applications
- 0
- Inventors
- 2
- Granted in 2026 so far
- 0
- Most recent grant
- 29 Oct 1985
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
By publication year.
Technology areas
Share of 1 documents
Recent patents
No published applications.
Most cited
By later US patents