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CHESAPEAKE INSTR CORP

Overview
  • Total Patents
    21
About

CHESAPEAKE INSTR CORP has a total of 21 patent applications. Its first patent ever was published in 1960. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets measurement, basic communication technologies and machines are TAISEI KISO SEKKEI KK, DJORUP ROBERT SONNY and ROF N E ZHUKOVSKOGO.

Patent filings in countries

World map showing CHESAPEAKE INSTR CORPs patent filings in countries
# Country Total Patents
#1 United States 7
#2 United Kingdom 5
#3 Canada 3
#4 Germany 2
#5 France 2
#6 Sweden 2

Patent filings per year

Chart showing CHESAPEAKE INSTR CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lemon Stanley G 4
#2 Donoho Charles M 4
#3 Fitzgerald James W 3
#4 Lemon S 2
#5 Winder William C 2
#6 Roy Ringo George 2
#7 Eiseman William F 2
#8 Jeanne Charles E 1
#9 Mccammon C 1
#10 Charles Winder William 1

Latest patents

Publication Filing date Title
US3852708A Multiple element phased array with shaded sub-element groups
US3609308A Digital measuring systems
US3431778A Velocity sensing apparatus
US3392574A Sing-around velocimeter
GB1117673A Velocity sensing apparatus
GB1065746A Transducer
US3362220A Electromagnetic log
US3187300A Pressure-compensated transducer
DE1498622A1 Method and device for the quantitative determination of the content of milk solids or a milk product
GB968465A Electro-accoustic analysis of substances
US3040562A Method for determining the constituents of milk and milk products
CA778112A Measuring apparatus
CA882907A Digital measuring systems
CA698134A Method for measuring the constituents of milk and milk products