Inventor
Eric J. Hefner
Inventor
Lombard, IL, US
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Wprimary
H04WWireless communication networks29%
G01SRadio direction-finding9%
H04LTransmission of digital information, e.g. telegraphic communication9%
H04MTelephonic communication9%
G06FElectric digital data processing6%
H04NPictorial communication, e.g. television6%
Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use6%
G01CMeasuring distances, levels or bearings3%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light3%
G06KGraphical data reading3%
PatentTitleYear
11,064,067Gesture detection based on device form factor202111,047,734System and method for measuring light sensor output in an electronic device202111,050,935Methods and systems for managing one or more inertial motion units in a hinged electronic device202110,861,298Adaptive vibration noise reduction202010,659,595Determining orientation of a mobile device20209,560,129'Peer-to-peer group re-formation'20179,509,670'System and method for managing secure communications in an Ad-Hoc network'20169,354,722'Low power management of multiple sensor integrated chip architecture'20169,348,434'Low power management of multiple sensor integrated chip architecture'20168,699,990'Location requests and measurement responses in wireless communications networks and methods'20148,521,187'Methods and apparatus for session control in a networked locationing system'20137,630,722'Location request method and apparatus in wireless communications networks and devices'20097,082,311'Location technology support determinations in wireless communications networks and devices'20066,889,052'Method and apparatus for generating time of arrival estimates for use in determining a location'20056,477,372'Method for a radiotelephone to scan for alternate radiotelephone systems'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002–2009Patents assigned to MOTOROLA INC (4)· patent assignee history
2002Based in Grayslake, IL, US· patent location history
2005Based in Gumee, IL, US· patent location history
2006–2016Based in Gurnee, IL, US· patent location history
2013–2021Patents assigned to MOTOROLA MOBILITY LLC (9)· patent assignee history
2013Patents assigned to DIXIT JIGNESH (1)· patent assignee history
2014Patents assigned to BUSSAN CHRISTOPHER F (1)· patent assignee history
2016–2017Patents assigned to Google Technology Holdings LLC (4)· patent assignee history
2016–2021Based in Lombard, IL, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MOTOROLA MOBILITY LLC | 9 | 2013–2021 |
| Google Technology Holdings LLC | 4 | 2016–2017 |
| MOTOROLA INC | 4 | 2002–2009 |
| BUSSAN CHRISTOPHER F | 1 | 2014 |
| DIXIT JIGNESH | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lombard, Illinois, US | 7 | 2016–2021 |
| Gurnee, Illinois, US | 6 | 2006–2016 |
| Gumee, Illinois, US | 1 | 2005 |
| Grayslake, Illinois, US | 1 | 2002 |