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Inventor

Charles Zahm

Inventor
Indialantic, FL, US

Overview

8→
Patents
1994–2013
Patent span
Electricity
Primary field (CPC H)

Patents· 8 as inventor

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

G01Sprimary
G01SRadio direction-finding24%
B61LGuiding railway traffic18%
H04BTransmission18%
H04LTransmission of digital information, e.g. telegraphic communication12%
B60TVehicle brake control systems or parts thereof6%
G06FElectric digital data processing6%
H01QAntennas, i.e. radio aerials6%
H03MCoding6%
H04NPictorial communication, e.g. television6%
PatentTitleYear
8,538,329'System with sub-nyquist signal acquisition and transmission and associated methods'20138,516,340'Data system for interfacing with a remote data storage facility using compressive sensing and associated methods'20137,557,748'Methods and apparatus for measuring navigational parameters of a locomotive'20096,374,184'Methods and apparatus for determining that a train has changed paths'20026,218,961'Method and system for proximity detection and location determination'20015,867,122'Application of GPS to a railroad navigation system using two satellites and a stored database'19995,463,656'System for conducting video communications over satellite communication link with aircraft having physically compact, effectively conformal, phased array antenna'19955,363,401'Mechanism for extracting hybrid (fh/ds) spread spectrum signals within multi-signal type environment'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2013Patents assigned to HARRIS CORP (5)· patent assignee history
1994–2009Based in Indialantic, FL, US· patent location history
2001Patents assigned to G E HARRIS RAILWAY ELECTRONICS (1)· patent assignee history
2002Patents assigned to GE HARRIS RAILWAY ELECTRONICS (1)· patent assignee history
2013Patents assigned to BEADLE EDWARD R (2)· patent assignee history
2013Patents assigned to ZAHM CHARLES (2)· patent assignee history
2013Based in Melbourne, FL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HARRIS CORP51994–2013
BEADLE EDWARD R22013
ZAHM CHARLESself22013
G E HARRIS RAILWAY ELECTRONICS12001
GE HARRIS RAILWAY ELECTRONICS12002
Locations
LocationPatentsSpan
Indialantic, Florida, US61994–2009
Melbourne, Florida, US22013