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CLIFFORD CECIL F

Overview
  • Total Patents
    32
About

CLIFFORD CECIL F has a total of 32 patent applications. Its first patent ever was published in 1939. It filed its patents most often in Canada, United States and Switzerland. Its main competitors in its focus markets measurement, electrical machinery and energy and basic communication technologies are HORSTMANN MAGNETICS LTD, WARREN CLOCK CO and BENTLEY PERCIVAL ARTHUR.

Patent filings in countries

World map showing CLIFFORD CECIL Fs patent filings in countries
# Country Total Patents
#1 Canada 14
#2 United States 8
#3 Switzerland 4
#4 Germany 3
#5 United Kingdom 3

Patent filings per year

Chart showing CLIFFORD CECIL Fs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Clifford Cecil F 13
#2 Clifford Cecil Frank 12
#3 Cecil Frank Clifford 4
#4 Key Jonathan Anthony H 1
#5 Payne Leslie G M 1
#6 Magnetics Limited Horstmann Cl 1
#7 Magnetics Ltd Horstmann Cliffo 1

Latest patents

Publication Filing date Title
US3678307A Electromechanical oscillator with isochronous compensation and/or frequency regulation
US3591814A Compound reed oscillator or filter
US3519856A Electromechanical oscillators
US3148497A Synchronised magnetic escapement
DE809420C Magnetic lever escapement
GB660581A Improvements in or relating to escapement mechanism
GB644000A Improvements in or relating to escapement mechanism
GB596216A Improvements in or relating to escapement mechanism
CA586563A Electrically-maintained vibratory oscillator
CA549812A Frequency regulating means for oscillating elements
CA477160A Magnetic escapement, counting and like mechanism
CA476965A Escapement mechanism
CA891104A Electromechanical oscillator or filter apparatus
CA643883A Electro-mechanical devices
CA904958A Electromechanical oscillator with isochronous compensation and/or frequency regulation
CA886103A Electromechanical oscillator with rotary output
CA510844A Synchronous motor with polarized rotor
CA864199A Tuning fork arrangement for electromechanical oscillators
CA891105A Compound reed oscillator
CA543159A Mechanical oscillators