Inventor
Glen J. Seward
Inventor
Cincinnati, OH, US
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Qprimary
H01QAntennas, i.e. radio aerials58%
H03HImpedance networks, e.g. resonant circuits26%
H04BTransmission16%
PatentTitleYear
7,884,684'Radio frequency multiplexer for coupling antennas to AM/FM, CB, and television apparatus'20117,180,460'Antenna with power matching circuit'20077,053,851'Dual dipole antenna with isolation circuit'20067,053,850'Antenna with graduated isolation circuit'20066,985,121'High powered multiband antenna'20066,396,365'Multiplexer for cellular telephone'20026,384,696'Multiplexer for sorting multiple signals from an antenna'20026,297,711'Radio frequency multiplexer for coupling antennas to AM/FM/WB, CB/WB, and cellular telephone apparatus'20016,107,972'Multiband antenna system'20005,734,352'Multiband antenna system'19985,668,564'Combined AM/FM/cellular telephone antenna system'19975,625,371'Flat plate TV antenna'19975,402,134'Flat plate antenna module'19954,485,360'Apparatus for and method of impedance matching'19844,112,395'Method of and apparatus for matching a load circuit to a drive circuit'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–1984Patents assigned to CINCINNATI ELECTRONICS CORP (2)· patent assignee history
1978–2011Based in Cincinnati, OH, US· patent location history
1995–2011Patents assigned to MILLER R A IND INC (13)· patent assignee history
1995Based in Fort Wayne, IN, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MILLER R A IND INC | 13 | 1995–2011 |
| CINCINNATI ELECTRONICS CORP | 2 | 1978–1984 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cincinnati, OH, US | 14 | 1978–2011 |
| Fort Wayne, IN, US | 1 | 1995 |