PALFFY, JOHN

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR 3107
 
  
 
G08G TRAFFIC CONTROL SYSTEMS 265
 
  
 
F21Y INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21L, F21S and F21V, RELATING TO THE FORM OF THE LIGHT SOURCES 134

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6045240 LED lamp assembly with means to conduct heat away from the LEDSOct 20, 97Apr 04, 00[F21V]
5857767 Thermal management system for L.E.D. arraysFeb 25, 97Jan 12, 99[F21V]
5785418 Thermally protected LED arrayOct 20, 97Jul 28, 98[F21Y]
5782555 Heat dissipating L.E.D. traffic lightJun 27, 96Jul 21, 98[F21V]
5654705 Apparatus for prompting pedestriansSep 06, 96Aug 05, 97[G08G]
5633629 Traffic information system using light emitting diodesFeb 08, 95May 27, 97[G08G]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6078148 Transformer tap switching power supply for LED traffic signalExpiredOct 09, 98Jun 20, 00[G05F]
5568136 Method and apparatus for identifying and measuring the distance between vehiclesExpiredSep 05, 95Oct 22, 96[G08G]

Top Inventors for This Owner

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