Darren J. Hopf

Person

Peoria, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Hydraulic pump or motor with mounting configuration for increased t...
- Patent number 12,209,598
- Issue date Jan 28, 2025
- Caterpillar Inc.
- Justin Douglas Speichinger
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Axial piston pump mounting flange configuration
- Patent number 12,006,924
- Issue date Jun 11, 2024
- Caterpillar Inc.
- Matthew G. Mickiewicz
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Hydraulic pump or motor with mounting configuration for increased t...
- Patent number 11,953,032
- Issue date Apr 9, 2024
- Caterpillar Inc.
- Justin Douglas Speichinger
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Fan control system with electro-hydraulic valve providing three fan...
- Patent number 10,330,126
- Issue date Jun 25, 2019
- Caterpillar Inc.
- Justian D. Reever
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

Information Patent Application
HYDRAULIC PUMP OR MOTOR WITH MOUNTING CONFIGURATION FOR INCREASED T...
- Publication number 20240191730
- Publication date Jun 13, 2024
- Caterpillar Inc.
- Justin Douglas Speichinger
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
AXIAL PISTON PUMP MOUNTING FLANGE CONFIGURATION
- Publication number 20230043842
- Publication date Feb 9, 2023
- Caterpillar Inc.
- Matthew G. Mickiewicz
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
HYDRAULIC PUMP OR MOTOR WITH MOUNTING CONFIGURATION FOR INCREASED T...
- Publication number 20220252087
- Publication date Aug 11, 2022
- Caterpillar Inc.
- Justin Douglas Speichinger
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
HYDRAULIC PUMP OR MOTOR WITH MOUNTING CONFIGURATION FOR INCREASED T...
- Publication number 20220252083
- Publication date Aug 11, 2022
- Caterpillar Inc.
- Justin Douglas Speichinger
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Fan Control System with Electro-Hydraulic Valve Providing Three Fan...
- Publication number 20180172030
- Publication date Jun 21, 2018
- Caterpillar Inc.
- Justian D. Reever
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
EXTERNALLY MOUNTED VARIATOR FOR SPLIT TORQUE TRANSMISSION
- Publication number 20100146960
- Publication date Jun 17, 2010
- Caterpillar Inc.
- Glen P. Calvert
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Darren J. Hopf

Person

Patents Grantslast 30 patents

Hydraulic pump or motor with mounting configuration for increased t...

Axial piston pump mounting flange configuration

Hydraulic pump or motor with mounting configuration for increased t...

Fan control system with electro-hydraulic valve providing three fan...

Patents Applicationslast 30 patents

HYDRAULIC PUMP OR MOTOR WITH MOUNTING CONFIGURATION FOR INCREASED T...

AXIAL PISTON PUMP MOUNTING FLANGE CONFIGURATION

HYDRAULIC PUMP OR MOTOR WITH MOUNTING CONFIGURATION FOR INCREASED T...

HYDRAULIC PUMP OR MOTOR WITH MOUNTING CONFIGURATION FOR INCREASED T...

Fan Control System with Electro-Hydraulic Valve Providing Three Fan...

EXTERNALLY MOUNTED VARIATOR FOR SPLIT TORQUE TRANSMISSION