Neyrpic
Grenoble, FR· latest recorded location
Neyrpic is named on 10 US grants and 0 published applications in this corpus. Its most frequent classification is F03B (Machines or engines for liquids).
- Granted patents
- 10
- Published applications
- 0
- Inventors
- 15
- Granted in 2026 so far
- 0
- Most recent grant
- 27 Dec 1994
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
By publication year.
Technology areas
Share of 10 documents
- F03BMachines or engines for liquids4
- Y02EClean energy generation and storage4
- F16KValves2
- Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2
- Y10TTechnical subjects covered by former us classification2
- C22CAlloys1
- C23CCoating metallic material1
- E02BHydraulic engineering1
- F01DNon-positive displacement machines or engines1
- F04DNon-positive-displacement pumps1
Recent patents
- Amorphous alloy-based metallic finishes having wear and corrosion resistance27 Dec 1994US 5,376,191 A
- Sealing device ensuring lateral tightness of a weir gate19 Jun 1990US 4,934,867 A
- Low-head hydroelectric installation3 Feb 1987US 4,641,040 A
- High-head multistage pump-turbine20 May 1986US 4,589,821 A
- Propeller runner having swivelling blades for turbines27 Dec 1983US 4,422,826 A
No published applications.
Most cited
By later US patents
- Mechanism including two cut-off devices in series15US 4,276,905 A1981
- Amorphous alloy-based metallic finishes having wear and corrosion resistance11US 5,376,191 A1994
- Control mechanism for two cut-off devices mounted in series10US 4,278,108 A1981
- Method of tracking for telecommunications antennae7US 4,358,767 A1982
- Low-head hydroelectric installation5US 4,641,040 A1987