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Inventor

Randy Wuerfel

Inventor
Santa Clara, CA, US

Overview

3→
Patents
1998–2011
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication40%
G06FElectric digital data processing20%
H04MTelephonic communication20%
H04QSelecting20%
PatentTitleYear
7,945,035'Dynamic presence proxy for call sessions'20117,865,547'System and method for accessing busy IP network resources'20115,818,921'Signaling system and method for enabling PBX-PBX feature transparency across a switched public network'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998Patents assigned to ROLM SYSTEMS (1)· patent assignee history
1998–2011Based in Santa Clara, CA, US· patent location history
2011Patents assigned to SIEMENS ENTPR COMMUNICATIONS (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SIEMENS ENTPR COMMUNICATIONS22011
ROLM SYSTEMS11998
Locations
LocationPatentsSpan
Santa Clara, California, US31998–2011