ROTH CO ROY E has a total of 97 patent applications. Its first patent ever was published in 1949. It filed its patents most often in Canada, United States and United Kingdom. Its main competitors in its focus markets engines, pumps and turbines, mechanical elements and machines are OTTO HAENTJENS, GORMAN RUPP CO and AUTO PRIME PUMP COMPANY.
# | Country | Total Patents | |
---|---|---|---|
#1 | Canada | 22 | |
#2 | United States | 22 | |
#3 | United Kingdom | 12 | |
#4 | Germany | 7 | |
#5 | Japan | 5 | |
#6 | Belgium | 4 | |
#7 | EPO (European Patent Office) | 4 | |
#8 | Spain | 3 | |
#9 | Singapore | 3 | |
#10 | Australia | 2 | |
#11 | Switzerland | 2 | |
#12 | Italy | 2 | |
#13 | Netherlands | 2 | |
#14 | Sweden | 2 | |
#15 | WIPO (World Intellectual Property Organization) | 2 | |
#16 | France | 1 | |
#17 | Republic of Korea | 1 | |
#18 | Mexico | 1 |
# | Industry | |
---|---|---|
#1 | Engines, pumps and turbines | |
#2 | Mechanical elements | |
#3 | Machines | |
#4 | Machine tools |
# | Technology | |
---|---|---|
#1 | Non-positive-displacement pumps | |
#2 | Unspecified technologies | |
#3 | Unspecified technologies | |
#4 | Pumps | |
#5 | Special non-positive-displacement engines | |
#6 | Pistons and sealings | |
#7 | Making forged metal products | |
#8 | Clutches and brakes | |
#9 | Pipes | |
#10 | Gearing |
# | Name | Total Patents |
---|---|---|
#1 | Sieghartner Leonard J | 39 |
#2 | Roth Paul E | 12 |
#3 | Roth Peter P | 8 |
#4 | Sieghartner L J | 6 |
#5 | Tim A Marske | 4 |
#6 | Krebs Linn S | 4 |
#7 | Marske Tim A | 3 |
#8 | Peter P Roth | 3 |
#9 | Linn S Krebs | 3 |
#10 | Roth Leo C | 3 |
Publication | Filing date | Title |
---|---|---|
CA2828322A1 | Drain vent for petroleum/chemical fluid pumping devices and method of making the same | |
CA2828319A1 | Flow rate and pressure reduction assembly | |
US6190119B1 | Multi-channel regenerative pump | |
US5934683A | Rotary seal assembly having grooved seal facing | |
US5525039A | Hermetically sealed magnetic drive pump | |
KR100255085B1 | Turbine impeller | |
US5238253A | Regenerative turbine flow inducer for double or tandem mechanical seals | |
US5137418A | Floating self-centering turbine impeller | |
US4479756A | Multi-stage pump | |
JPS5713300A | Centrifugal impeller | |
US4299536A | Multi-stage pumps | |
CA1130651A | Centrifugal impellers | |
CA1152810A | Multi-stage pump | |
US4248571A | Centrifugal impellers | |
GB1575184A | Sealing in rotary mechanisms | |
US3963371A | Multi-stage pump | |
CA1011997A | Motor-pump assembly | |
CA964115A | Centrifugal impeller booster | |
US3690410A | Cooling and lubricating system for bearings | |
US3734697A | Pump impeller making |