H03D 9/0641
Located in a hollow waveguide
Official title: {located in a hollow waveguide}
H03D9/0641 (Located in a hollow waveguide) appears on 61 US grants and 5 published applications in this corpus.
Search patents in H03D- Granted patents
- 61
- Published applications
- 5
- Assignees
- 47
- Inventors
- 105
- Latest grant
- 13 Mar 2012
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 6 | 0 |
| 1982 | 0 | 0 |
| 1983 | 5 | 0 |
| 1984 | 1 | 0 |
| 1985 | 7 | 0 |
| 1986 | 6 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Feedhorn assembly and method of fabrication thereof13 Mar 2012US 8,134,515 B2ThruVision Systems Limited
- High-frequency oscillator, high-frequency transmission-reception apparatus using the same, radar apparatus, and radar-apparatus-equipped vehicle and small boat equipped with the same4 Sep 2007US 7,265,711 B2KYOCERA Corporation
- Non-radiative dielectric waveguide mixer using a ring hybrid coupler22 Mar 2005US 6,871,056 B2NRD Co., Ltd.
- Modulator and oscillator for microwave and milliwave use13 Apr 2004US 6,720,833 B2Oki Electric Industry Co., Ltd.
- Balanced all-wavelength sub-millimeter microwave subharmonic mixer30 Jul 2002US 6,427,069 B1
- Feedhorn assembly and method of fabrication thereof7 May 2009US 2009/0115676 A1ThruVision Systems Limited
- High Frequency Electromagnetic Wave Receiver and Broadband Waveguide Mixer11 Sep 2008US 2008/0218293 A1NXP B. V.
- High-frequency oscillator, high-frequency transmission-reception apparatus using the same, radar apparatus, and radar-apparatus-equipped vehicle and small boat equipped with the same26 Jan 2006US 2006/0017606 A1KYOCERA Corporation
- Non-radiative dielectric waveguide mixer using a ring hybrid coupler19 Sep 2002US 2002/0132601 A1NRD Co., Ltd.
- Modulator and oscillator for microwave and milliwave use8 Aug 2002US 2002/0105390 A1Oki Electric Industry Co., Ltd.
Most cited
By later US patents
- Resistive planar star double-balanced mixer236US 5,265,266 ARockwell International Corporation · 1993
- Waveguide excited enhancement and inherent rejection of interference in a subharmonic mixer120US 4,955,079 ARaytheon Company · 1990
- Monolithic planar doped barrier subharmonic mixer114US 4,563,773 AThe United States of America as represented by the Secretary of the Army · 1986
- Compact subharmonic mixer for EHF wave receiver using a single wave guide and receiver utilizing such a mixer106US 4,392,255 AThomson-CSF · 1983
- Coupling device between a metal wave guide, a dielectric wave guide and a semiconductor component and a mixer using this coupling device90US 4,742,571 AThomson-CSF · 1988