Inventor
David E. Bryant
Inventor
Austin, TX, US
Overview
Patents· 25 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
LOC14primary
LOC1447%
H04MTelephonic communication21%
G06KGraphical data reading5%
H01HElectric switches5%
H01RElectrically-conductive connections5%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers5%
H05KPrinted circuits5%
Y10TTechnical subjects covered by former us classification5%
PatentTitleYear
6,278,779'Telephone shoulder rest and stand'2001D0442157'Cordless telephone handset'20016,209,195'Method of mounting a connector on a printed wiring board'2001D0428868'Cordless telephone'20005,995,621'User installed telephone option module'19995,979,771'Apparatus to verify position of electrical contacts within a sliding SIM mechanism'1999D0413608'Telephone shoulder rest and stand'1999D0413119'Cordless telephone'19995,933,510'User selectable unidirectional/omnidirectional microphone housing'1999D0412169'Cordless telephone handset'1999D0392284'Telephone'1998D0389142'Telephone'1998D0387063'Telephone key expansion unit'1997D0386759'Telephone'19975,581,251'High visibility lightpipe in close proximity to function key'1996D0375095'Telephone'1996D0374667'Telephone'1996D0374674'Telephone key expansion unit'19965,414,768'Apparatus for electrically and mechanically connecting an auxiliary device to a main unit'1995D0346599'Telephone set'1994D0345978'Telephone set'1994D0345979'Telephone set'1994D0340059'Interface to a telephone set'1993D0340058'Interface to a telephone set'1993D0340054'Telephone set'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–1994Patents assigned to ROLM CO (5)· patent assignee history
1993–2001Based in Austin, TX, US· patent location history
1995–1996Patents assigned to ROLM SYSTEMS (2)· patent assignee history
1996–1997Patents assigned to SIEMENS ROLM COMMUNICATIONS INC (3)· patent assignee history
1999–2001Patents assigned to SIEMENS INF & COMM NETWORKS (5)· patent assignee history
1999Patents assigned to SIEMENS INFORMATION AND COMMUNICATION NETWORKS INC (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ROLM CO | 5 | 1993–1994 |
| SIEMENS INF & COMM NETWORKS | 5 | 1999–2001 |
| SIEMENS INFORMATION AND COMMUNICATION NETWORKS INC | 3 | 1999 |
| SIEMENS ROLM COMMUNICATIONS INC | 3 | 1996–1997 |
| ROLM SYSTEMS | 2 | 1995–1996 |
Locations
| Location | Patents | Span |
|---|---|---|
| Austin, Texas, US | 25 | 1993–2001 |