Inventor
William S. Passman
Inventor
Lexington, MA, US
Overview
Patents· 13 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 communication29%
H04WWireless communication networks29%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for5%
B61LGuiding railway traffic5%
B64DEquipment for fitting in or to aircraft5%
G01RMeasuring electric variables5%
G02BOptical elements, systems or apparatus5%
G08BSignalling systems, e.g. personal calling systems5%
G08GTraffic control systems5%
H04NPictorial communication, e.g. television5%
PatentTitleYear
7,180,884'Method and apparatus for varying the rate at which broadcast beacons are transmitted'20076,977,937'Radio network routing apparatus'20056,973,053'Using direct cluster member to cluster member links to improve performance in mobile communication systems'20056,922,395'System and method for testing protocols for ad hoc networks'20056,711,409'Node belonging to multiple clusters in an ad hoc wireless network'20046,671,819'System and methods routing packets on alterate paths'20036,662,229'Cluster head resignation to improve routing in mobile communication systems'20036,636,256'Video communication system'20036,493,759'Cluster head resignation to improve routing in mobile communication systems'20026,427,944'Systems and methods for using airborne communication nodes'20026,420,977'Video-monitoring safety systems and methods'20026,389,194'Method and apparatus for coupling fiber optic cables'20024,333,149'Microprocessor-based state of charge gauge for secondary batteries'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982Patents assigned to GEN ELECTRIC (1)· patent assignee history
1982Based in Salem, MA, US· patent location history
2002–2005Patents assigned to BBNT SOLUTIONS LLC (10)· patent assignee history
2002–2007Based in Lexington, MA, US· patent location history
2003Patents assigned to VERIZON CORPORATE SERV GROUP (1)· patent assignee history
2007Patents assigned to BBN TECHNOLOGIES CORP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BBNT SOLUTIONS LLC | 10 | 2002–2005 |
| BBN TECHNOLOGIES CORP | 1 | 2007 |
| GEN ELECTRIC | 1 | 1982 |
| VERIZON CORPORATE SERV GROUP | 1 | 2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lexington, Massachusetts, US | 12 | 2002–2007 |
| Salem, Massachusetts, US | 1 | 1982 |