JOHANNES BECKMANN has a total of 13 patent applications. Its first patent ever was published in 1926. It filed its patents most often in Germany, United Kingdom and United States. Its main competitors in its focus markets electrical machinery and energy are LIN LAHUA, KUNSHAN ECO HOUSE CONSTRUCTION TECHNOLOGY CO LTD and ZAKLADY SPRZETU OSWIETLENIOWEG.
# | Country | Total Patents | |
---|---|---|---|
#1 | Germany | 6 | |
#2 | United Kingdom | 3 | |
#3 | United States | 3 | |
#4 | France | 1 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy |
# | Name | Total Patents |
---|---|---|
#1 | Johannes Beckmann | 3 |
Publication | Filing date | Title |
---|---|---|
US1765900A | Electric safety lamp | |
GB310731A | Electric lamp for illuminating rooms or containers filled with explosive gases or liquids | |
US1675837A | Explosionproof fitting for electric glowlamps | |
GB281569A | Improved explosionproof fitting for electric glow-lamps | |
GB280090A | Improved explosionproof fitting for electric glow-lamps | |
US1629089A | Explosionproof fitting for electric glowlamps |