STEFAN COLOMAN has a total of 13 patent applications. Its first patent ever was published in 1897. It filed its patents most often in Switzerland, Austria and United Kingdom. Its main competitors in its focus markets transport are PEYINGHAUS WALTER, MARMON HOLDINGS UK LTD and BREL LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | Switzerland | 4 | |
#2 | Austria | 3 | |
#3 | United Kingdom | 3 | |
#4 | Spain | 2 | |
#5 | United States | 1 |
# | Industry | |
---|---|---|
#1 | Transport |
# | Technology | |
---|---|---|
#1 | Rail vehicle suspensions |
# | Name | Total Patents |
---|---|---|
#1 | Stefan Coloman | 11 |
#2 | Aub Edgar | 4 |
Publication | Filing date | Title |
---|---|---|
US1000564A | Device for reducing amount of energy required for propulsion of wheeled vehicles. | |
GB191004581A | Improvements in or relating to Vehicle Suspension Arrangements for Reducing the Amount of Energy Required for the Propulsion of Wheeled Vehicles. | |
GB190402737A | Apparatus for Preventing the Transmission of Concussions due to Unevenness of the Roadway to the Framing or Body of Vehicles. | |
GB189714029A | An Improved Safety-lock, chiefly designed for the Doors of Railway Trucks, Vans, and the like. |