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ELECTRO SIGNAL LAB

Overview
  • Total Patents
    32
About

ELECTRO SIGNAL LAB has a total of 32 patent applications. Its first patent ever was published in 1967. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets control, measurement and packaging and shipping are YAMATO SHOKAKI KK, VISION SYSTEMS LTD and FENWAL CONTROLS JAPAN LTD.

Patent filings in countries

World map showing ELECTRO SIGNAL LABs patent filings in countries
# Country Total Patents
#1 United States 9
#2 Canada 8
#3 Germany 5
#4 United Kingdom 4
#5 France 3
#6 Italy 3

Patent filings per year

Chart showing ELECTRO SIGNAL LABs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Control
#2 Measurement
#3 Packaging and shipping

Top inventors

# Name Total Patents
#1 Enemark Robert B 11
#2 Steele Donald F 8
#3 Steele D 3
#4 Enemark Robert Bruun 3
#5 Brunn E 1
#6 Marsocci Angelo August 1
#7 Marsoochi A 1
#8 Francis Steele Donald 1
#9 Enemark R 1
#10 Bruun Enemark Robert 1

Latest patents

Publication Filing date Title
US4186390A Battery powered smoke detector
US4124298A Optical smoke detector inlet screen
US4025915A LED smoke detector circuit
US3916209A Vaned baffle for optical smoke detector
GB1434658A Optical particle detectors with light scattering test device
US3868184A Optical smoke detector with light scattering test device
US3863076A Optical smoke detector
CA981754A Smoke detector failure alarm
US3727056A Photon couplers with solid state lamps
US3723747A Photoelectric detector with compensating photocell
US3497303A Smoke detector including porous housing means
CA874531A Smoke detector