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CHROMATIC TELEVISION LAB

Overview
  • Total Patents
    68
About

CHROMATIC TELEVISION LAB has a total of 68 patent applications. Its first patent ever was published in 1951. It filed its patents most often in Canada, France and United Kingdom. Its main competitors in its focus markets electrical machinery and energy, audio-visual technology and telecommunications are CHROMATIC TELEVISION LAB INC, DIRECT ELECTRON LP and FIRM FERNSEH AG.

Patent filings in countries

World map showing CHROMATIC TELEVISION LABs patent filings in countries
# Country Total Patents
#1 Canada 42
#2 France 24
#3 United Kingdom 2

Patent filings per year

Chart showing CHROMATIC TELEVISION LABs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lawrence Ernest O 15
#2 Zaphiropoulos Renn 7
#3 Nunan Craig S 4
#4 Dressler Robert 3
#5 Patterson Howard R 3
#6 Raibourn Paul 2
#7 Alvarez Luis W 2
#8 Mueller Chester R 1
#9 Quaglia Lawrence T 1
#10 Lee Ray H 1

Latest patents

Publication Filing date Title
GB750237A Improvements in cathode ray tubes for color television
CA585325A Cathode ray tubes for color television
CA611718A Shielded color structure for cathode-ray tubes
CA581098A Grid structure for cathode-ray tubes designed for polychrome image reproduction
CA557909A Damp rod construction for cathode-ray tube grid structure
CA505762A Cathode ray focusing apparatus
CA520765A Television scanning system
CA550262A Method for fabricating grid structures for cathode-ray tubes
CA608247A Method and apparatus for establishing electrical contact to a plurality of wires
CA607364A Method of producing color screen patterns for television tubes
CA514548A Grid structure for cathode ray tubes
CA573635A Target structure for color television display tubes
CA522369A Color television system
CA543864A Cathode ray tube for color television
CA645743A Control circuit for color television display tubes
CA639344A Storage-type color display tube
CA625635A Color television voltage control system
CA568870A Cathode ray focusing apparatus
CA583354A Electron lens structure for television tubes
CA534806A Screen structures for color television cathode ray tubes