Inventor
Christopher J. Martens
Inventor
Creve Coeur, MO, US
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Sprimary
G01SRadio direction-finding57%
G01NInvestigating or analysing materials by determining their chemical or physical properties14%
H04NPictorial communication, e.g. television14%
H04QSelecting14%
PatentTitleYear
9,625,573'Geolocation leveraging spot beam overlap'20179,097,798'Method for positioning determinations of receivers'20158,416,129'Positioning determinations of receivers'20138,290,719'Mode identification and decomposition for ultrasonic signals'20127,859,455'Local clock frequency calibration using low earth orbit (LEO) satellites'20105,850,482'Error resilient method and apparatus for entropy coding'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2017Based in Creve Coeur, MO, US· patent location history
2010–2017Patents assigned to BOEING CO (5)· patent assignee history
2012–2017Patents assigned to MARTENS CHRISTOPHER J (4)· patent assignee history
2013–2017Patents assigned to GUTT GREGORY M (3)· patent assignee history
2013Based in Berkeley, MO, US· patent location history
2017Patents assigned to BRUMLEY ROBERT W (1)· patent assignee history
2017Patents assigned to EGLINGTON MICHAEL L (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BOEING CO | 5 | 2010–2017 |
| MARTENS CHRISTOPHER Jself | 4 | 2012–2017 |
| GUTT GREGORY M | 3 | 2013–2017 |
| BRUMLEY ROBERT W | 1 | 2017 |
| EGLINGTON MICHAEL L | 1 | 2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Creve Coeur, MO, US | 5 | 1998–2017 |
| Berkeley, MO, US | 1 | 2013 |