Inventor
James K. Gehrke
Inventor
Lake in the Hills, IL, US
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Bprimary
H03BGeneration of oscillations, directly or by frequency-changing, by circuits employing active elements which operate in a non-switching manner14%
H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses14%
G02BOptical elements, systems or apparatus10%
H01PWaveguides10%
H04BTransmission10%
H04WWireless communication networks10%
G04GElectronic time-pieces5%
H03CModulation5%
H03JTuning resonant circuits5%
H03KPulse technique5%
PatentTitleYear
7,428,423'Communication system with controlled talk around mode'20087,010,313'Communication system with controlled talk around mode'20066,842,571'Optical interconnect system with layered lightpipe'20056,752,657'Cable and connector system for optical and electrical signals'20046,310,992'Method and apparatus for interconnecting multiple modular devices in a communication system'20016,185,429'Method and apparatus for performing a time synchronization of a base site'20015,825,266'High Q resonator utilizing planar stuctures'19985,577,071'Method for and apparatus to extract a frequency reference, a time reference and data from a single information system'19965,541,953'Data transmission method and apparatus for use in low BW:R.sub.s applications'19965,498,998'Method for adjusting the output frequency of a frequency synthesizer'19965,420,554'Method and apparatus for adjusting a resonant frequency of a transmission line resonator assembly'19955,170,321'Enclosure system for environmental isolation of RF circuitry'19924,378,534'Wideband modulation sensitivity compensated voltage controlled oscillator'19834,353,038'Wideband, synthesizer switched element voltage controlled oscillator'19823,982,210'Automatic gain control circuit for a crystal oscillator'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–2008Patents assigned to MOTOROLA INC (14)· patent assignee history
1976Based in Carpentersville, IL, US· patent location history
1982–1983Based in Palatine, IL, US· patent location history
1992–2008Based in Lake in the Hills, IL, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MOTOROLA INC | 14 | 1976–2008 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lake in the Hills, Illinois, US | 12 | 1992–2008 |
| Palatine, Illinois, US | 2 | 1982–1983 |
| Carpentersville, Illinois, US | 1 | 1976 |