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SYSTRON DONNER CORP

Overview
  • Total Patents
    155
About

SYSTRON DONNER CORP has a total of 155 patent applications. Its first patent ever was published in 1955. It filed its patents most often in United States, United Kingdom and Germany. Its main competitors in its focus markets measurement, machines and control are OBERSCHLESISCHE EISEN IND ACTI, MICROSTONE CO LTD and GAMBS PAUL.

Patent filings in countries

World map showing SYSTRON DONNER CORPs patent filings in countries

Patent filings per year

Chart showing SYSTRON DONNER CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Morris Harold D 24
#2 Madni Asad M 7
#3 Pickton Shailer T 6
#4 Sigworth Frederick J 5
#5 Flanner Philip D 5
#6 Tyler Maurice E 4
#7 Asmar Romeal F 4
#8 Tarczy-Hornoch Zoltan 4
#9 Buckingham Joseph T 3
#10 Collings Jerry M 3

Latest patents

Publication Filing date Title
US5458202A Pressurized extinguishant release device with rolling diaphragm
US5291201A Microwave integrated circuit frequency translating apparatus
US5208554A High power compact microwave amplifier
US5136278A Compact and lightweight pneumatic pressure detector for fire detection with integrity switch
US5088560A Zero force fire extinguisher
US5115867A Dual linear fire extinguisher
US5004963A Accelerometer based power control apparatus for aircraft subsystem
US4938293A Linear fire extinguisher
US5345239A High speed serrodyne digital frequency translator
US4866420A Method of detecting a fire of open uncontrolled flames
US4870394A Smoke detector with improved testing
EP0271989A1 Refrigerant
US4854389A Linear fire extinguisher
US4779463A Servo accelerometer
US5003312A Velocity deception apparatus and method therefor
US4651075A Servoed accelerometer having isolated voltage torquing and method
US4581594A Drive circuit for YIG tuned devices
US5111206A Velocity deception apparatus
US4538203A Passive mass-spring type of sensing device having electronic damping
US4630228A Transmission line analyzer for automatically identifying the severities and locations of multiple mismatches