Inventor
Stephen J. Ranz
Inventor
Elmhurst, IL, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Wprimary
H04WWireless communication networks57%
H04LTransmission of digital information, e.g. telegraphic communication14%
H04MTelephonic communication14%
H04QSelecting14%
PatentTitleYear
5,513,378'Maintaining communications after control breaks in a trunked communication system'19965,349,584'Method of maintaining control in a trunked communication system'19945,274,699'Method for providing caller identification to a call recipient'19935,274,630'Communication system network that includes a method for maintaining a system data database'19935,070,499'Communication system interface module for use within a communication system network'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–1994Patents assigned to MOTOROLA INC (4)· patent assignee history
1991–1996Based in Elmhurst, IL, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MOTOROLA INC | 4 | 1991–1994 |
Locations
| Location | Patents | Span |
|---|---|---|
| Elmhurst, Illinois, US | 5 | 1991–1996 |