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ELECTRO SEAL CORP

Overview
  • Total Patents
    21
About

ELECTRO SEAL CORP has a total of 21 patent applications. Its first patent ever was published in 1953. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets textiles and paper, audio-visual technology and surface technology and coating are IWASAKI SACHIKO, PIXALUX INNOVATIONS PTY LTD and LEADING EDGE LABELS LTD.

Patent filings in countries

World map showing ELECTRO SEAL CORPs patent filings in countries
# Country Total Patents
#1 United States 8
#2 Canada 6
#3 United Kingdom 3
#4 France 2
#5 Belgium 1
#6 Switzerland 1

Patent filings per year

Chart showing ELECTRO SEAL CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hjermstad Hans U 10
#2 Kopp Carl J 3
#3 Schumacher Rudolf 3
#4 Rudolf Schumacher 2
#5 Jordan Clifford V 2
#6 Walther Richter 1
#7 Nelson Martin L 1
#8 Grapentine R W 1
#9 Scoy Jordan Clifford Van 1
#10 Borkovitz Henry S 1

Latest patents

Publication Filing date Title
CA955514A Method and apparatus for applying a layer of thermoplastic adhesive to the surface of an article
US3364752A Electro-mechanical actuator
US3360714A Voltage regulator having open and closed loop compensating means
US3201683A Voltage regulator
US3229111A A.c. power system having alternate sources of supply
US2927266A Test circuit for magnetic core inductive reactors
US2907249A Lens for signal lights
GB814978A Improvements in or relating to textile labels
US2776570A Electro-mechanical actuator
US2765814A Textile labels
CA784327A Auxiliary power supply
CA833745A Auxiliary power supply having phase synchronizing and voltage regulating means
CA537130A Textile labels
CA784325A Auxiliary power supply
CA835170A Electro-mechanical actuator