Inventor
Howard E. Holshouser
Inventor
Efland, NC, US
Overview
Patents· 23 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Qprimary
H01QAntennas, i.e. radio aerials57%
H04BTransmission14%
H04NPictorial communication, e.g. television14%
H03FAmplifiers4%
H03JTuning resonant circuits4%
H04MTelephonic communication4%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers4%
PatentTitleYear
6,961,368'Adaptive antenna optimization network'20056,700,540'Antennas having multiple resonant frequency bands and wireless terminals incorporating the same'20046,505,054'Integrated antenna assemblies including multiple antennas for wireless communications devices'20036,424,300'Notch antennas and wireless communicators incorporating same'20026,282,433'Personal communication terminal with a slot antenna'20016,249,688'Antenna electrical coupling configurations'20016,229,489'Retractable dual-band antenna system with parallel resonant trap'20016,225,951'Antenna systems having capacitively coupled internal and retractable antennas and wireless communicators incorporating same'20016,151,486'Magnetic latch and release device and radiotelephones incorporating same'20006,137,998'Shielding for radiotelephones with retractable antennas'20006,107,970'Integral antenna assembly and housing for electronic device'20006,097,934'Retractable radiotelephone antennas with extended feeds'20006,054,958'Quarter-wave quarter-wave retractable antenna'20006,016,126'Non-protruding dual-band antenna for communications device'20006,016,431'Radiotelephones with integrated matching antenna systems'20005,969,683'Radiotelephones with antenna matching switching system configurations'19995,960,346'Apparatus and method for reducing magnetic fields in radio telephones'19995,856,808'Single feed point matching systems'19994,510,623'Television channel lockout'19854,485,394'Automatic convergence and gray scale correction for television _receivers and projection television systems'19844,089,025'VIR signal detector for a color television receiver'19784,059,838'Chroma-preference control for VIR automatic operation'19773,958,248'Tunable dipole antenna for television receivers'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1985Based in Suffolk, VA, US· patent location history
1977–1985Patents assigned to GEN ELECTRIC (4)· patent assignee history
1999–2005Patents assigned to ERICSSON INC (14)· patent assignee history
1999Patents assigned to ERICSSON GE MOBILE INC (1)· patent assignee history
1999–2005Based in Efland, NC, US· patent location history
2001–2002Patents assigned to ERICSSON TELEFON AB L M (2)· patent assignee history
2001Patents assigned to ERICCSON INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ERICSSON INC | 14 | 1999–2005 |
| GEN ELECTRIC | 4 | 1977–1985 |
| ERICSSON TELEFON AB L M | 2 | 2001–2002 |
| ERICCSON INC | 1 | 2001 |
| ERICSSON GE MOBILE INC | 1 | 1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| Efland, NC, US | 18 | 1999–2005 |
| Suffolk, Virginia, US | 5 | 1976–1985 |