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MENRAD FERDINAND FA

Overview
  • Total Patents
    20
About

MENRAD FERDINAND FA has a total of 20 patent applications. Its first patent ever was published in 1929. It filed its patents most often in Germany, Austria and EPO (European Patent Office). Its main competitors in its focus markets optics and machine tools are MARWITZ & HAUSNER, GEORGES LISSAC and SANRIIBU KK.

Patent filings in countries

World map showing MENRAD FERDINAND FAs patent filings in countries
# Country Total Patents
#1 Germany 17
#2 Austria 1
#3 EPO (European Patent Office) 1
#4 United States 1

Patent filings per year

Chart showing MENRAD FERDINAND FAs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Optics
#2 Machine tools

Focus technologies

Top inventors

# Name Total Patents
#1 Schoenhut Kurt 10
#2 Mueller Klaus 2
#3 Haas Bernhard 1
#4 Schonhut Kurt 1
#5 Redinger Volker 1

Latest patents

Publication Filing date Title
DE3514068A1 Spectacle frame, in particular metal spectacle frame
DE3434048A1 Corrective spectacle frame with sun-shielding attachment
DE3422403A1 Spectacle frame
DE3334808A1 LOCKING BLOCK FOR METAL GLASSES
DE3150370A1 Method of fitting the lenses in a spectacle frame and means for carrying out this method
DE3147135A1 Cellular end for metal spectacle bows and method for producing it
DE3123925A1 SIDE BRIDGE FOR METAL GOGGLES
DE3107842A1 Spring hinge for bow-type spectacles
DE3002193A1 Metal frame spectacles hinge - with antifriction plastomer bush and bi:conical bore for friction adjustment
DE2948113A1 Sprung spectacle frame hinge - has bores between hinge eyes on side for springs loading balls to engage recesses in matching eyes on frame
DE2835105A1 Sprung hinge for spectacles - has adjustable spiral spring between second hinge part and leg
DE2835116A1 Bridge-piece nose pad for spectacles frame of metal - has base of relatively hard, yet flexible plastics with projection enclosed by soft, closely-adhering cushioning material
DE2749796A1 METAL EYEGLASSES
DE965363C Fastening of the metal frames encompassing the glasses to the upper frame part of eyeglass frames made of non-metallic material
DE918718C Eyeglass frame in which the glasses are held by balance beams