Inventor
Duane O. Bowker
Inventor
Neptune City, NJ, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Mprimary
H04MTelephonic communication47%
H04LTransmission of digital information, e.g. telegraphic communication20%
H04QSelecting20%
H04BTransmission7%
H04JMultiplex communication7%
PatentTitleYear
6,453,153'Employing customer premises equipment in communications network maintenance'20026,169,796'Call rerouter method and apparatus'20016,128,369'Employing customer premises equipment in communications network maintenance'20005,333,195'Telephone network speech signal enhancement'19945,206,902'Network signaling arrangement for controlling tandem network functions'19935,195,132'Telephone network speech signal enhancement'19934,864,561'Technique for improved subjective performance in a communication system using attenuated noise-fill'19894,797,915'Communication system having automatic call route selection'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989–1994Patents assigned to AT & T BELL LAB (4)· patent assignee history
1989Patents assigned to AMERICAN TELEPHONE & TELEGRAPH (2)· patent assignee history
1989Patents assigned to AT & T INFORMATION SYSTEMS INC (1)· patent assignee history
1989–1994Based in Neptune City, NJ, US· patent location history
2000–2002Patents assigned to AT & T CORP (3)· patent assignee history
2000–2002Based in Tinton Falls, NJ, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| AT & T BELL LAB | 4 | 1989–1994 |
| AT & T CORP | 3 | 2000–2002 |
| AMERICAN TELEPHONE & TELEGRAPH | 2 | 1989 |
| AT & T INFORMATION SYSTEMS INC | 1 | 1989 |
Locations
| Location | Patents | Span |
|---|---|---|
| Neptune City, New Jersey, US | 5 | 1989–1994 |
| Tinton Falls, New Jersey, US | 3 | 2000–2002 |