Otto Rodriguez

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Patents Grantslast 30 patents

Information Patent Grant
Temperature and pressure relief valve with oil-immersed mechanism
- Patent number 9,939,174
- Issue date Apr 10, 2018
- Otto Rodriguez
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Method of fueling an oil lamp
- Patent number RE46173
- Issue date Oct 4, 2016
- Ricardo J Jorge
Information Patent Grant
Method of fueling an oil lamp
- Patent number 8,678,045
- Issue date Mar 25, 2014
- Ricardo J Jorge
- F21 - LIGHTING
Information Patent Grant
Anti-contamination seal and drinking straw for a beverage container
- Patent number 7,841,485
- Issue date Nov 30, 2010
- Otto M Rodriguez
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Apparatus and method for feeding air to a water heater
- Patent number 6,578,530
- Issue date Jun 17, 2003
- Otto M Rodriguez
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Hand truck with detachable power unit
- Patent number 6,123,162
- Issue date Sep 26, 2000
- Otto M. Rodriguez
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS