LEHMANN OSKAR has a total of 12 patent applications. Its first patent ever was published in 1910. It filed its patents most often in Germany, EPO (European Patent Office) and Austria. Its main competitors in its focus markets mechanical elements, electrical machinery and energy and civil engineering are WUXI ANXINDA SCIENCE & TECH CO LTD, MATHREAD INCORPORATED and BULANOV ROMAN A.
# | Country | Total Patents | |
---|---|---|---|
#1 | Germany | 4 | |
#2 | EPO (European Patent Office) | 2 | |
#3 | Austria | 1 | |
#4 | Switzerland | 1 | |
#5 | France | 1 | |
#6 | United Kingdom | 1 | |
#7 | Norway | 1 | |
#8 | United States | 1 |
# | Industry | |
---|---|---|
#1 | Mechanical elements | |
#2 | Electrical machinery and energy | |
#3 | Civil engineering | |
#4 | Environmental technology |
# | Name | Total Patents |
---|---|---|
#1 | Lehmann Oskar | 8 |
#2 | Ehmen Ewald | 2 |
#3 | Kramer Karl-Georg | 1 |
Publication | Filing date | Title |
---|---|---|
EP1879433A1 | Lamp | |
EP1693616A1 | Lighting device with electronic circuitry in retrofitting adapter | |
DE3714082A1 | Device for fixing battens | |
ATA330182A | Device for rigid, detachable connection of angled furniture walls | |
DE2855216A1 | Furniture component joining fitting - has rotary cylindrical piece with eccentric chamber completely open at one end | |
DE2643354A1 | Two piece connector for furniture panels - has rotatable fitting with bayonet slot engaging bolt head protruding from opposite part | |
DE2512444A1 | FITTINGS FOR DETACHABLE CONNECTING ANGLED TO EACH OTHER FURNITURE PARTS, IN PARTICULAR FURNITURE WALLS | |
GB191015264A | Self-closing Trap for Drain-pipes. |