Robert Graumuller

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Kiel, DE

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Patents Grantslast 30 patents

Information Patent Grant
Multi-function fuel injector valve in dual fuel system and fuel sys...
- Patent number 12,297,795
- Issue date May 13, 2025
- Caterpillar Inc.
- Eric L. Schroeder
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
High pressure fuel pump lubrication method and apparatus
- Patent number 12,104,564
- Issue date Oct 1, 2024
- Caterpillar Motoren GmbH & Co. KG
- Robert Graumüller
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Two stage mixed fuel sensing system
- Patent number 11,898,506
- Issue date Feb 13, 2024
- Caterpillar Inc.
- Michael David Gerstner
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method of operating a gaseous fuel internal combustion engine
- Patent number 11,384,699
- Issue date Jul 12, 2022
- Caterpillar Motoren GmbH & Co. KG
- Eike Joachim Sixel
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Filtration system for providing clean fuel
- Patent number 10,471,374
- Issue date Nov 12, 2019
- Caterpillar Motoren GmbH & Co. KG
- Troy D. Cope
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
SYSTEMS AND METHODS FOR PROVIDING A DIESEL-METHANOL EMULSION FOR DI...
- Publication number 20250084800
- Publication date Mar 13, 2025
- Caterpillar Inc.
- Michael David Gerstner
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
HIGH PRESSURE FUEL PUMP LUBRICATION METHOD AND APPARATUS
- Publication number 20240229754
- Publication date Jul 11, 2024
- CATERPILLAR MOTOREN GMBH & CO. KG
- Robert GRAUMÜLLER
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
HIGH PRESSURE FUEL PUMP LUBRICATION METHOD AND APPARATUS
- Publication number 20240133356
- Publication date Apr 25, 2024
- CATERPILLAR MOTOREN GMBH & CO. KG
- Robert GRAUMÜLLER
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Method of Operating a Gaseous Fuel Internal Combustion Engine
- Publication number 20190338714
- Publication date Nov 7, 2019
- CATERPILLAR MOTOREN GMBH & CO. KG
- Eike Joachim Sixel
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
FILTRATION SYSTEM FOR PROVIDING CLEAN FUEL
- Publication number 20150041415
- Publication date Feb 12, 2015
- CATERPILLAR MOTOREN GMBH & CO. KG
- Troy D. Cope
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL