SPRUEGEL FRIEDRICH A has a total of 12 patent applications. Its first patent ever was published in 1993. It filed its patents most often in Germany, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets basic materials chemistry, mechanical elements and chemical engineering are GUANGDONG YUEFU AUTOMOTIVE SUPPLIES CO LTD, LIU YINGCAI and KISKUN MEZOGAZ TERMELOES.
# | Country | Total Patents | |
---|---|---|---|
#1 | Germany | 6 | |
#2 | WIPO (World Intellectual Property Organization) | 3 | |
#3 | EPO (European Patent Office) | 1 | |
#4 | Finland | 1 | |
#5 | United States | 1 |
# | Industry | |
---|---|---|
#1 | Basic materials chemistry | |
#2 | Mechanical elements | |
#3 | Chemical engineering | |
#4 | Engines, pumps and turbines | |
#5 | Environmental technology | |
#6 | Transport |
# | Name | Total Patents |
---|---|---|
#1 | Spruegel Friedrich A | 11 |
#2 | Eibofner Eugen | 3 |
#3 | Urban Alfons | 1 |
#4 | Spuegel Friedrich A | 1 |
Publication | Filing date | Title |
---|---|---|
DE102007005864A1 | Connecting device for connecting a pressure vessel with a Flüssiggaseinfüllstutzen | |
DE102007005863A1 | Additive for LPG fuels and its use | |
DE102006025994B3 | Cleaning fluid with reduced flammability | |
DE102006023729B3 | Screwthread-sealing tape comprises a stretched perfluoroalkene (co)polymer tape in folded, wound, braided or twisted form coated with a liquid perfluorinated lubricant | |
DE19745538A1 | Method and device for cleaning air conditioning systems | |
DE4333385A1 | Surface disinfectants and cleaning agents |