Cei
Springfield, TN, US· latest recorded location
CEI is named on 3 US grants and 0 published applications in this corpus. Its most frequent classification is B60H (Arrangements of heating, cooling, ventilating or other air-treating devices specially adapted for).
- Granted patents
- 3
- Published applications
- 0
- Inventors
- 4
- Granted in 2026 so far
- 0
- Most recent grant
- 19 Mar 2002
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
By publication year.
Technology areas
Share of 3 documents
- B60HArrangements of heating, cooling, ventilating or other air-treating devices specially adapted for1
- F16HGearing1
- F16KValves1
- H02KDynamo-electric machines1
- H02PControl or regulation of electric motors, electric generators or dynamo-electric converters1
- Y10TTechnical subjects covered by former us classification1
Recent patents
- Apparatus and method for motor current protection through a motor controller19 Mar 2002US 6,359,410 B1
- Actuator22 Feb 2000US 6,028,384 A
- Truck cap securing mount for insertion in the stake holes in the top rail of a pickup truck26 Jul 1994US D349,036 SDesign
No published applications.
Most cited
By later US patents