Epsilon Lambda Electronics Corp.
West Chicago, IL, US· latest recorded location
Epsilon Lambda Electronics Corp. is named on 9 US grants and 0 published applications in this corpus. Its most frequent classification is H01P (Waveguides).
- Granted patents
- 9
- Published applications
- 0
- Inventors
- 5
- Granted in 2026 so far
- 0
- Most recent grant
- 31 Jan 2012
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 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 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
By publication year.
Technology areas
Share of 9 documents
- H01PWaveguides7
- H03BGeneration of oscillations, directly or by frequency-changing, by circuits employing active elements5
- H04BTransmission4
- H01QAntennas, i.e. radio aerials2
- B60QArrangement of signalling or lighting devices, the mounting or supporting thereof or1
- B60RVehicle fittings and parts1
- G01SRadio direction-finding1
- G08GTraffic control systems1
- H03DDemodulation or transference of modulation from one carrier to another1
Recent patents
- Triple-function vehicle safety sensor system31 Jan 2012US 8,106,755 B1
- Fixed patch array scanning antenna8 Aug 2000US 6,100,846 A
- Dielectric waveguide to TEM transmission line signal launcher21 Apr 1992US 5,107,231 A
- Insular waveguide ring resonator filter27 Jun 1978US 4,097,826 A
- Insular waveguide directional coupler23 May 1978US 4,091,343 A
No published applications.
Most cited
By later US patents
- Dielectric waveguide to TEM transmission line signal launcher235US 5,107,231 A1992
- Fixed patch array scanning antenna225US 6,100,846 A2000
- Image waveguide transmission line and mode launchers utilizing same34US 3,995,238 A1976
- Insular waveguide directional coupler22US 4,091,343 A1978
- Ferrite circulators and isolators and circuits incorporating the same18US 4,034,377 A1977