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SCHAEFER WOLFGANG

Overview
  • Total Patents
    30
About

SCHAEFER WOLFGANG has a total of 30 patent applications. Its first patent ever was published in 1949. It filed its patents most often in Germany, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets measurement, electrical machinery and energy and telecommunications are VULPITTA BRIAN A, HARRY W MOORE and KOSHIISHI HIROMICHI.

Patent filings per year

Chart showing SCHAEFER WOLFGANGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Schaefer Wolfgang 25
#2 Herrmann Ursula 2
#3 Vandrey Rolf Dr Med 2
#4 Baer Otto 2
#5 Wolfgang Schaefer 2
#6 Sturm Hartmut 2
#7 Rudolph Friedrich 2
#8 Hofmann Heinz 1
#9 Dittmann Achim 1
#10 Hackbarth Ronald 1

Latest patents

Publication Filing date Title
EP1192477A1 Method for generating a high frequency signal and method for receiving said high frequency signal
DE19916520A1 Procedure for two-way frequency comparison via satellite using a carrier phase
DE19914355A1 Method for synchronizing remote clocks with central clock via satellite
DE19804685A1 Energy generating solar cell
DE19803092A1 Roller shutters for triangular window and fixed to frame
DE19700071A1 Floor-mounted swirling air outlet with regulatable electric booster heater for room air conditioning
DE4400037A1 Angle measuring device, especially for thread tension transducers
DE4037512A1 Draught deflector for tipping and rotating tipping window - has vertically displaceable locking rail fixed to side edge of stationary window frame
DE4015710A1 Non-electric sound amplifier - is in form of half dome and is constructed from rigid panels and support bars
DE3809088A1 Portable (mobile) device with illuminants
DE3808880A1 Device for lifting off dentures
DE3342679A1 Compressor for gases, especially supercharger for combustion engines
DE3324163A1 Radio teleprinter tuning aid on computer monitors, displays or terminals
DD155545A1 Circuit arrangement for a multi-stage absorption water pump
DD128439A1 Method for producing optical components from plastics