Vmi
Cushing, OK, US· latest recorded location
VMI is named on 4 US grants and 0 published applications in this corpus. Its most frequent classification is E02F (Dredging).
- Granted patents
- 4
- Published applications
- 0
- Inventors
- 5
- Granted in 2026 so far
- 0
- Most recent grant
- 22 Sep 1992
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
By publication year.
Technology areas
Share of 4 documents
Recent patents
- Dredging apparatus22 Sep 1992US 5,148,615 A
- Dredge cutting head with shock absorber11 Apr 1989US 4,819,346 A
- Dredge cutter head with shock absorber23 Aug 1988US 4,765,071 A
- Self-propelled dredging apparatus20 Jun 1978US 4,095,545 A
No published applications.
Most cited
By later US patents