KRUEGER WALLACE F has a total of 29 patent applications. Its first patent ever was published in 1973. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets engines, pumps and turbines, machines and mechanical elements are ABEL GMBH & CO, COOK JAMES E and PRIDDY FRANCIS WAYNE.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 7 | |
#2 | Canada | 4 | |
#3 | Germany | 4 | |
#4 | Spain | 4 | |
#5 | Italy | 4 | |
#6 | Japan | 4 | |
#7 | Switzerland | 1 | |
#8 | United Kingdom | 1 |
# | Industry | |
---|---|---|
#1 | Engines, pumps and turbines | |
#2 | Machines | |
#3 | Mechanical elements | |
#4 | Chemical engineering | |
#5 | Control | |
#6 | Materials and metallurgy | |
#7 | Thermal processes | |
#8 | Furniture and games |
# | Technology | |
---|---|---|
#1 | Pumps | |
#2 | Unspecified technologies | |
#3 | Preparation of materials | |
#4 | Venting or aerating devices | |
#5 | Unspecified technologies | |
#6 | Mixing | |
#7 | Systems controlling non-electric variables | |
#8 | Kitchen equipment | |
#9 | Domestic stoves | |
#10 | Foundry moulding |
# | Name | Total Patents |
---|---|---|
#1 | Krueger Wallace F | 11 |
#2 | Krueger Wallace Francis | 7 |
#3 | Uooresu Furanshisu Kuruugaa | 3 |
#4 | Uoorasu Furanshisu Kuruugaa | 1 |
Publication | Filing date | Title |
---|---|---|
US4457340A | Power-assisted valve, particularly for systems handling viscous materials | |
IT8147502D0 | Power-assisted check valve for viscous liquid | |
US4339233A | Power-assisted valve | |
IT7949060D0 | Metering and delivery pump for viscous fluids - uses two reciprocating pistons moving simultaneously in opposite directions | |
CA1094995A | Apparatus for transferring metered quantities of material from one location to another | |
US4273261A | Metering apparatus | |
US4171191A | Apparatus for transferring metered quantities of material from one location to another | |
CA1081539A | Apparatus for transferring metered quantities of material from one location to another | |
US3895622A | Reversible cooking unit | |
US3920223A | Plural component mixing head |