Inventor
Herbert B. Krakau
Inventor
Elmhurst, IL, US
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Mprimary
H04MTelephonic communication48%
H04QSelecting38%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
G06FElectric digital data processing3%
G11CStatic stores3%
PatentTitleYear
RE037001'Interactive call processor to facilitate completion of queued calls'20006,044,140'Computer controlled call processor'20005,666,401'Automated attendant call processor'19975,303,298'Automated attendant call processor'19945,249,219'Integration of voice store and forward facility'19935,166,974'Interactive call processor to facilitate completion of queued calls'19925,099,509'Integration of voice store and forward facility'19924,975,941'Call processor for facilitating call completions'19904,955,047'Automated attendant with direct inward system access'19904,935,958'Busy/no-answer call completion equipment'19904,922,526'Automated access facilities for use with key telephone systems'19904,850,012'Automated access facilities for use with key telephone systems'19894,809,321'Busy/no-answer call completion equipment'19894,696,028'PBX Intercept and caller interactive attendant bypass system'19874,371,754'Automatic fault recovery system for a multiple processor telecommunications switching control'1983Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983–2000Based in Elmhurst, IL, US· patent location history
1987–1992Patents assigned to DYTEL CORP (9)· patent assignee history
1993Patents assigned to DYTEL INC (1)· patent assignee history
1994–1997Patents assigned to SYNTELLECT ACQUISITION CORP (2)· patent assignee history
2000Patents assigned to ASPECT COMMUNICATIONS CORP (1)· patent assignee history
2000Patents assigned to ASPECT TELECOMM INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DYTEL CORP | 9 | 1987–1992 |
| SYNTELLECT ACQUISITION CORP | 2 | 1994–1997 |
| ASPECT COMMUNICATIONS CORP | 1 | 2000 |
| ASPECT TELECOMM INC | 1 | 2000 |
| DYTEL INC | 1 | 1993 |
Locations
| Location | Patents | Span |
|---|---|---|
| Elmhurst, Illinois, US | 15 | 1983–2000 |