Inventor
David M. Cooley
Inventor
Upper Darby, PA, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Wprimary
H04WWireless communication networks24%
H04LTransmission of digital information, e.g. telegraphic communication21%
H04BTransmission17%
H04JMultiplex communication14%
Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use14%
G06FElectric digital data processing5%
A45CPurses2%
H01HElectric switches2%
PatentTitleYear
7,817,591'Dedicated local internet radio'20107,245,596'Modularly clustered radiotelephone system'20076,496,488'Modularly clustered radiotelephone system'20026,208,630'Modulary clustered radiotelephone system'20015,852,604'Modularly clustered radiotelephone system'19985,752,190'Supervisory audio tone based carrier-to-interference measurement in a mobile cellular communication system'19985,546,383'Modularly clustered radiotelephone system'19965,528,585'Modularly clustered radiotelephone system'19965,448,616'Integrated bit error rate test function in analog channel unit of digital cellular network'19955,436,955'Compatible analog channel unit for a digital cellular telephone system'19955,400,903'Multi-use notebook computer carrying case'19955,402,451'Digital post-detection FM spatial diversity combination circuit'19955,361,046'Modulator having fractional sample/symbol time'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–1998Patents assigned to HUGHES AIRCRAFT CO (5)· patent assignee history
1994–2007Based in Upper Darby, PA, US· patent location history
1995Patents assigned to AST RESEARCH INC (1)· patent assignee history
1995Based in Costa Mesa, CA, US· patent location history
1998–2007Patents assigned to INTERDIGITAL TECH CORP (4)· patent assignee history
2010Patents assigned to AGERE SYSTEMS INC (1)· patent assignee history
2010Based in Slatington, PA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HUGHES AIRCRAFT CO | 5 | 1994–1998 |
| INTERDIGITAL TECH CORP | 4 | 1998–2007 |
| AGERE SYSTEMS INC | 1 | 2010 |
| AST RESEARCH INC | 1 | 1995 |
Locations
| Location | Patents | Span |
|---|---|---|
| Upper Darby, Pennsylvania, US | 11 | 1994–2007 |
| Slatington, Pennsylvania, US | 1 | 2010 |
| Costa Mesa, California, US | 1 | 1995 |