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Columbus, OH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Blow-off orifice tube
Patent number
6,378,328
Issue date
Apr 30, 2002
Ranco Incorporated
Pandu Cholkeri
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
On/off solenoid expansion device
Patent number
6,374,624
Issue date
Apr 23, 2002
Ranco Incorporated
Pandu Cholkeri
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Three-stage electronically variable orifice tube
Patent number
6,367,283
Issue date
Apr 9, 2002
Ranco Incorporated
Brian Enderle
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Demand defrost control method and apparatus
Patent number
4,882,908
Issue date
Nov 28, 1989
Ranco Incorporated
Lee A. White
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Temperature sensing apparatus and method of making same
Patent number
4,881,057
Issue date
Nov 14, 1989
Ranco Incorporated
Richard R. Garcia
G01 - MEASURING TESTING
Information
Patent Grant
Temperature sensing circuit
Patent number
4,800,292
Issue date
Jan 24, 1989
Ranco Incorporated
Jimmie D. Gillett
G05 - CONTROLLING REGULATING
Information
Patent Grant
Switching relays
Patent number
4,745,385
Issue date
May 17, 1988
Ranco Incorporated
Guglielmo Rossi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Three stage pressure switch
Patent number
4,737,604
Issue date
Apr 12, 1988
Ranco Incorporated
Gunter Piesche
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Temperature responsive switch
Patent number
4,721,937
Issue date
Jan 26, 1988
Ranco Incorporated
Gunter Piesche
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Reversing valve assembly with improved pilot valve mounting structure
Patent number
4,712,582
Issue date
Dec 15, 1987
Ranco Incorporated
Robert T. Marks
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Turbocharger control system
Patent number
4,703,625
Issue date
Nov 3, 1987
Ranco Incorporated
Roland B. Caldwell
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Multiple disc pressure responsive control device
Patent number
4,667,069
Issue date
May 19, 1987
Ranco Incorporated
Pandu R. Cholkeri
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Snap-action switch for alternating current
Patent number
4,647,737
Issue date
Mar 3, 1987
Ranco Incorporated
Guglielmo Rossi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Pressure regulator
Patent number
4,622,815
Issue date
Nov 18, 1986
Ranco Incorporated
Gunter Piesche
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Elevation responsive automatic vehicle control system
Patent number
4,619,286
Issue date
Oct 28, 1986
Ranco Incorporated
Roland B. Caldwell
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Temperature responsive control units
Patent number
4,617,803
Issue date
Oct 21, 1986
Ranco Incorporated
Guglielmo Rossi
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Pressure control device and method of making the same
Patent number
4,573,398
Issue date
Mar 4, 1986
Ranco Incorporated
Carl N. Johnson
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Refrigerant reversing valve
Patent number
4,573,497
Issue date
Mar 4, 1986
Ranco Incorporated
Lee A. White
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Electrically controlled pressure transducer valve
Patent number
4,524,948
Issue date
Jun 25, 1985
Ranco Incorporated
Dale G. Hall
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Control unit for refrigerators or freezers
Patent number
4,510,765
Issue date
Apr 16, 1985
Ranco Incorporated
Guglielmo Rossi
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Thermostat with temperature pull-down facility
Patent number
4,510,480
Issue date
Apr 9, 1985
Ranco Incorporated
Guglielmo Rossi
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Tumbler dryer for the drying of laundry
Patent number
4,485,566
Issue date
Dec 4, 1984
Ranco Incorporated
Alain Vivares
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Water flow control valve
Patent number
4,479,670
Issue date
Oct 30, 1984
Ranco Incorporated
Dieter Gabler
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Engine coolant flow controlling valve
Patent number
4,469,133
Issue date
Sep 4, 1984
Ranco Incorporated
Hans Boesing
B60 - VEHICLES IN GENERAL
Information
Patent Grant
EGR Control systems for diesel engines
Patent number
4,466,415
Issue date
Aug 21, 1984
Ranco Incorporated
Gunter Piesche
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Heating and/or cooling system
Patent number
4,406,322
Issue date
Sep 27, 1983
Ranco Incorporated
Guglielmo Rossi
G05 - CONTROLLING REGULATING
Information
Patent Grant
Displacement measuring transducer
Patent number
4,353,050
Issue date
Oct 5, 1982
Ranco Incorporated
Alan Pelczyk
G01 - MEASURING TESTING
Information
Patent Grant
Defrosting control apparatus
Patent number
4,346,564
Issue date
Aug 31, 1982
Ranco Incorporated
Mario Gemma
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Refrigerant flow reversing valve
Patent number
4,318,425
Issue date
Mar 9, 1982
Ranco Incorporated
Robert T. Marks
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Self contained heating and cooling system with emergency heating
Patent number
4,311,190
Issue date
Jan 19, 1982
Ranco Incorporated
Don C. Walley
F24 - HEATING RANGES VENTILATING
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73665194 - SUPER CAP
Serial number
73665194
Registration number
1511579
Filing date
Jun 8, 1987
Ranco Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73550459 - RANCO
Serial number
73550459
Registration number
1384123
Filing date
Jul 29, 1985
Ranco Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73550419 - R
Serial number
73550419
Registration number
1385093
Filing date
Jul 29, 1985
Ranco Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73540804 - SHORT KUT
Serial number
73540804
Registration number
1385841
Filing date
Jun 3, 1985
Ranco Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73353526 - K
Serial number
73353526
Registration number
1259233
Filing date
Mar 8, 1982
Ranco Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
72365937 - LODAPT
Serial number
72365937
Registration number
928680
Filing date
Jul 22, 1970
RANCO INCORPORATED
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
72280251 - R
Serial number
72280251
Registration number
864981
Filing date
Sep 13, 1967
RANCO INCORPORATED
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
72260485 - ELECTRONIC MATCH
Serial number
72260485
Registration number
864895
Filing date
Dec 9, 1966
RANCO INCORPORATED
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
71634164 - RANCO
Serial number
71634164
Registration number
587824
Filing date
Aug 19, 1952
RANCO INCORPORATED
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
71622557 - RANCO
Serial number
71622557
Registration number
584070
Filing date
Dec 15, 1951
RANCO INCORPORATED
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments