BRUMFIELD R has a total of 14 patent applications. Its first patent ever was published in 1969. It filed its patents most often in United States, Italy and Brazil. Its main competitors in its focus markets medical technology, machines and chemical engineering are BRAUN SA LABOR B, KAUFMAN JERRY M and DIERINGER FRANZ A.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 10 | |
#2 | Italy | 3 | |
#3 | Brazil | 1 |
# | Industry | |
---|---|---|
#1 | Medical technology | |
#2 | Machines | |
#3 | Chemical engineering | |
#4 | Thermal processes | |
#5 | Engines, pumps and turbines |
# | Technology | |
---|---|---|
#1 | Syringes | |
#2 | Unspecified technologies | |
#3 | Separation | |
#4 | Heat-exchange device details | |
#5 | Non-positive-displacement pumps |
# | Name | Total Patents |
---|---|---|
#1 | Brumfield R | 11 |
#2 | Naff J | 1 |
#3 | Hooper A | 1 |
#4 | Robinson A | 1 |
Publication | Filing date | Title |
---|---|---|
US3768977A | Integral blood oxygenator and heat exchanger | |
US3768653A | Filtering cardiotomy reservoir | |
US3785380A | Filtering blood sucker | |
US3764271A | Blood oxygenator in combination with a low pressure heat exchanger | |
US3771899A | Pulsator pump and heat exchanger for blood | |
US3770384A | Two-phase fluid flow guide for blood oxygenator | |
US3769163A | Blood oxygenator flow guide | |
US3771658A | Blood transport membrane pump | |
US3769162A | Blood oxygenator and thermoregulator apparatus | |
US3747769A | Compressible disposable filter press for blood |