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PIERCE JOHN B FOUNDATION

Overview
  • Total Patents
    567
About

PIERCE JOHN B FOUNDATION has a total of 567 patent applications. Its first patent ever was published in 1932. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets electrical machinery and energy, civil engineering and machines are ARK LES SWITCH CORP, CONNECTICUT ELECTRIC MFG COMPA and BRYANT ELECTRIC CO.

Patent filings in countries

World map showing PIERCE JOHN B FOUNDATIONs patent filings in countries
# Country Total Patents
#1 United States 233
#2 Canada 175
#3 United Kingdom 58
#4 France 56
#5 Switzerland 14
#6 Austria 9
#7 Germany 6
#8 Denmark 6
#9 Ireland 4
#10 Spain 3
#11 Finland 2
#12 Belgium 1

Patent filings per year

Chart showing PIERCE JOHN B FOUNDATIONs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 O'Brien Joseph F 122
#2 Groeniger William C 107
#3 Cataldo John B 52
#4 Davison Robert L 38
#5 Boynton Earl S 24
#6 Morten Louis G 20
#7 Strong William E S 16
#8 Da Fano Ettore 14
#9 Stilwell William E Jr 11
#10 Tidd Elbert De F 10

Latest patents

Publication Filing date Title
US3018639A Heat exchange for structure with trough means
US3022664A Differential calorimeter
US3055347A Method and apparatus for heating organic liquids
US2924575A Xenyl triphenoxy silane, mixtures there of and method of transferring heat
US2934502A Compositions comprising hexaphenoxy disilyl benzene
US2910244A Heat transfer method and apparatus
GB806538A Organosilanes
GB806415A Organosilanes
US2876631A Fin structure
US2834736A Bis (triphenoxysilyl) benzene and method of transferring heat therewith
US2924574A Biphenyltriphenoxysilane
US2783444A Lampholder with integral duplex receptacle
US2845907A Apparatus for heating fluids
US2840500A Heat insulating sheet or panel
US2818389A Organic silicon compounds, process of making the same and method of transferring heat therewith
DE1044765B Heat transfer medium
GB738339A Improvements in heat transfer compositions comprising organo-silicates
GB735678A Heat transfer composition comprising organo-orthosilicates
US2756761A Thermostatically operated control device
US2757256A Current responsive devices