Inventor
Wayne R. Kalbow
Inventor
Glen Ellyn, IL, US
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Mprimary
H04MTelephonic communication43%
H04QSelecting43%
A47KSanitary equipment14%
PatentTitleYear
5,896,447'Method for accommodating ported directory numbers affected by call block controls implemented in a telecommunications network'19995,442,689'Apparatus and method for providing services prior to call completion in a telecommuncation system'19955,033,076'Enhanced privacy feature for telephone systems'19914,133,509'Article mounting assembly'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979Patents assigned to KALBOW WAYNE R (1)· patent assignee history
1979Patents assigned to KALBOW WILLIAM H (1)· patent assignee history
1979Based in Franklin Park, IL, US· patent location history
1991Patents assigned to AT & T BELL LAB (1)· patent assignee history
1991–1999Based in Glen Ellyn, IL, US· patent location history
1995Patents assigned to AT & T CORP (1)· patent assignee history
1999Patents assigned to LUCENT TECHNOLOGIES INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| AT & T BELL LAB | 1 | 1991 |
| AT & T CORP | 1 | 1995 |
| KALBOW WAYNE Rself | 1 | 1979 |
| KALBOW WILLIAM H | 1 | 1979 |
| LUCENT TECHNOLOGIES INC | 1 | 1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| Glen Ellyn, Illinois, US | 3 | 1991–1999 |
| Franklin Park, Illinois, US | 1 | 1979 |