Inventor
Rudolph Bitzinger
Inventor
Munich, DE
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Mprimary
H04MTelephonic communication60%
H04LTransmission of digital information, e.g. telegraphic communication20%
H04QSelecting20%
PatentTitleYear
7,245,607'Apparatus and method for telephony feature access and gatekeeper policy interaction on combined ToL/PBX systems'20076,456,601'Method and system to provide telephony tones and announcements in a packetized network environment'20025,991,387'Monitoring and controlling channels to improve the interface of calls'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2002Patents assigned to SIEMENS INF & COMM NETWORKS (2)· patent assignee history
1999Based in Mountain View, CA, US· patent location history
2002–2007Based in Munich, DE· patent location history
2007Patents assigned to SIEMENS COMM INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SIEMENS INF & COMM NETWORKS | 2 | 1999–2002 |
| SIEMENS COMM INC | 1 | 2007 |
Locations
| Location | Patents | Span |
|---|---|---|
| Munich, DE | 2 | 2002–2007 |
| Mountain View, California, US | 1 | 1999 |