NEUMANN CHRISTIAN has a total of 23 patent applications. Its first patent ever was published in 1905. It filed its patents most often in United States, United Kingdom and Austria. Its main competitors in its focus markets materials and metallurgy, environmental technology and electrical machinery and energy are RUYUAN DONG YANG GUANG MAT CO LTD, MAO ZHENHUA and LIN GUANGYONG.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 11 | |
#2 | United Kingdom | 6 | |
#3 | Austria | 2 | |
#4 | Switzerland | 2 | |
#5 | Denmark | 1 | |
#6 | Spain | 1 |
# | Industry | |
---|---|---|
#1 | Materials and metallurgy | |
#2 | Environmental technology | |
#3 | Electrical machinery and energy | |
#4 | Engines, pumps and turbines | |
#5 | Machines | |
#6 | Optics | |
#7 | Surface technology and coating |
# | Name | Total Patents |
---|---|---|
#1 | Neumann Christian | 22 |
#2 | Becker Jörg | 4 |
#3 | Huefner Lothar | 1 |
#4 | Becker Joerg | 1 |
#5 | Gromann Boris | 1 |
#6 | Hofmann Achim | 1 |
#7 | Bauscher Heinz | 1 |
Publication | Filing date | Title |
---|---|---|
US2013028831A1 | Porous carbon product and method for producing an electrode for a rechargeable lithium battery | |
US1186822A | Blower. | |
GB191403675A | Improvements in Revolving Members for Blowers. | |
US1086686A | Blower. | |
GB190719765A | Improvements in Air Compressors. | |
GB190524350A | Improvements in Fans or Blowers. | |
GB190507729A | Improvements in Centrifugal Air Suction Machines. | |
GB190507731A | Improvements in Air Compressors | |
GB190507730A | Improvements in Fans or Blowers | |
US839312A | Pressure-blower. |