STUMPF JOHANNES has a total of 11 patent applications. Its first patent ever was published in 1895. It filed its patents most often in United Kingdom, Austria and Switzerland. Its main competitors in its focus markets civil engineering are ROLLADENFABRIK A GRIESSER A G, CHUBU INTERIOR KK and GRADHERMETIC IND.
# | Country | Total Patents | |
---|---|---|---|
#1 | United Kingdom | 5 | |
#2 | Austria | 2 | |
#3 | Switzerland | 2 | |
#4 | United States | 2 |
# | Industry | |
---|---|---|
#1 | Civil engineering |
# | Technology | |
---|---|---|
#1 | Doors and windows |
# | Name | Total Patents |
---|---|---|
#1 | Stumpf Johannes | 11 |
#2 | Lenz Christian | 2 |
Publication | Filing date | Title |
---|---|---|
US901208A | Sliding window. | |
GB190701830A | Improvements in Sliding Windows. | |
US676159A | Window sash and frame and fittings therefor. | |
GB190015964A | Improvements in Window Sashes and Frames and in Fittings therefor. | |
GB189906770A | Improvements in Windows. | |
GB189906267A | Improvements in and connected with Sash Windows. | |
GB189518670A | An Improved Pavement Ramming Machine. |