FRIEDRICH HANS has a total of 13 patent applications. Its first patent ever was published in 1899. It filed its patents most often in German Democratic Republic, Germany and Austria. Its main competitors in its focus markets civil engineering, digital networks and control are KIRSCH BERNHARD, RICHARDSON BALL BEARING SKATE and ESS SKIBINDUNGEN.
# | Country | Total Patents | |
---|---|---|---|
#1 | German Democratic Republic | 5 | |
#2 | Germany | 3 | |
#3 | Austria | 2 | |
#4 | Switzerland | 2 | |
#5 | United States | 1 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Digital networks | |
#3 | Control | |
#4 | Machines | |
#5 | Mechanical elements | |
#6 | Furniture and games |
# | Name | Total Patents |
---|---|---|
#1 | Friedrich Hans | 11 |
#2 | Hans Friedrich | 2 |
#3 | Hirsch Wolfgang | 2 |
#4 | Mohr Ulrich | 2 |
#5 | Moebius Dieter | 2 |
#6 | Sachse Gerhard | 2 |
#7 | Fink Horst | 1 |
#8 | Pronina Inna A | 1 |
#9 | Pudell Jutta | 1 |
#10 | Lohs Werner | 1 |
Publication | Filing date | Title |
---|---|---|
DE10331454A1 | Process to thaw window shutter slats in freezing conditions by application of heat | |
DE4118235A1 | Roller shutter finishing strip - has two=part section which hooks on to roller shutter frame and rotating arm swings out to form finishing strip | |
DD289431A7 | Device for relief of panzerminen | |
DD158446A1 | Method and device for passivating semiconductor plates | |
DD156087A1 | Water disposable, air and forced drying paintings | |
DD153451A1 | Method for the application of semiconductor surfaces | |
DD152137A1 | Cover materials for electrophoretic separation | |
DE1428890A1 | Ski safety binding | |
US631741A | Device for regulating pressure and quantity of fluids. |