Inventor
Gerald M. Cooper
Inventor
Gretna, VA, US
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Wprimary
H04WWireless communication networks29%
H04LTransmission of digital information, e.g. telegraphic communication24%
H04BTransmission12%
H04MTelephonic communication9%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%
C02FTreatment of water, waste water, sewage, or sludge6%
A62DChemical means for extinguishing fires or for combating or protecting against harmful chemical agents3%
G06FElectric digital data processing3%
H03GControl of amplification3%
H04HBroadcast communication3%
PatentTitleYear
9,439,239'Selective transmission storage and playback for communication device'20166,772,437'Cable modems and systems and methods for identification of a noise signal source on a cable network'20046,643,780'Modems that block data transfers during safe mode of operation and related methods'20035,875,211'Multisite radio system with false mobile radio signalling detection'19995,864,762'Operating a trunked communication system in transmission and message trunked modes'19995,790,671'Method for automatically adjusting audio response for improved intelligibility'19985,771,448'Battery pack having personality data stored therein'19985,736,055'Cartridge for photocatalytic purification of fluids'19985,574,788'Trunked radio repeater system'19965,499,295'Method and apparatus for feature authorization and software copy protection in RF communications devices'19965,483,670'Trunked radio repeater system with control channel monitoring feature'19965,274,837'Trunked radio repeater system with multigroup calling feature'19935,125,102'Trunked radio repeater system including synchronization of a control channel and working channels'19925,077,832'Radio transceiver with optional display'19914,905,302'Trunked radio repeater system'19904,888,101'System for and method of photocatalytically modifying a chemical composition and method of constructing a panel utilized in the system and the method'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989Patents assigned to COOPER GERALD (1)· patent assignee history
1989–1998Based in Boulder, CO, US· patent location history
1990–2004Based in Gretna, VA, US· patent location history
1991–1996Patents assigned to ERICSSON GE MOBILE COMMUNICAT (4)· patent assignee history
1996–1999Patents assigned to ERICSSON GE MOBILE INC (6)· patent assignee history
2003Patents assigned to ERICSSON INC (1)· patent assignee history
2004Patents assigned to ERICSSON TELEFON AB L M (1)· patent assignee history
2016Based in Java, VA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ERICSSON GE MOBILE INC | 6 | 1996–1999 |
| ERICSSON GE MOBILE COMMUNICAT | 4 | 1991–1996 |
| COOPER GERALDself | 1 | 1989 |
| ERICSSON INC | 1 | 2003 |
| ERICSSON TELEFON AB L M | 1 | 2004 |
Locations
| Location | Patents | Span |
|---|---|---|
| Gretna, Virginia, US | 13 | 1990–2004 |
| Boulder, CO, US | 2 | 1989–1998 |
| Java, Virginia, US | 1 | 2016 |