David C. Copley

Person

Peoria, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Detection of audio communication signals present in a high noise en...
- Patent number 12,170,097
- Issue date Dec 17, 2024
- Caterpillar Inc.
- Scott Sommerfeldt
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method for assisting or training operators to operate machines
- Patent number 12,139,889
- Issue date Nov 12, 2024
- Caterpillar Inc.
- Michael Adam Weber
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Distributed cooling system for a work machine
- Patent number 10,982,586
- Issue date Apr 20, 2021
- Caterpillar Inc.
- Umakanth Sakaray
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Methods and systems for measuring performance of a noise cancellati...
- Patent number 8,340,318
- Issue date Dec 25, 2012
- Caterpillar Inc.
- David C. Copley
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Methods and systems for controlling noise cancellation
- Patent number 8,068,616
- Issue date Nov 29, 2011
- Caterpillar Inc.
- David C. Copley
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Methods and systems for determining the effectiveness of active noi...
- Patent number 7,933,420
- Issue date Apr 26, 2011
- Caterpillar Inc.
- David C. Copley
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Sound suppression device for internal combustion engine system
- Patent number 7,635,048
- Issue date Dec 22, 2009
- Caterpillar Inc.
- David C. Copley
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Shaped modulation audible alarm
- Patent number 7,268,671
- Issue date Sep 11, 2007
- Caterpillar Inc.
- Michael S. McDaniel
- G08 - SIGNALLING
Information Patent Grant
Noise suppression louver having horizontal and vertical slats
- Patent number 6,273,213
- Issue date Aug 14, 2001
- Caterpillar Inc.
- James J. Callas
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
DETECTION OF AUDIO COMMUNICATION SIGNALS PRESENT IN A HIGH NOISE EN...
- Publication number 20240062774
- Publication date Feb 22, 2024
- Caterpillar Inc.
- Scott Sommerfeldt
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
METHOD FOR ASSISTING OR TRAINING OPERATORS TO OPERATE MACHINES
- Publication number 20230061370
- Publication date Mar 2, 2023
- Caterpillar Inc.
- Michael Adam Weber
- B60 - VEHICLES IN GENERAL
Information Patent Application
DISTRIBUTED COOLING SYSTEM FOR A WORK MACHINE
- Publication number 20200248614
- Publication date Aug 6, 2020
- Caterpillar Inc.
- Umakanth SAKARAY
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
COMPACT ACOUSTIC RESONATOR FOR ENCLOSED SYSTEMS
- Publication number 20180174566
- Publication date Jun 21, 2018
- Caterpillar Inc.
- David Charles Copley
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Methods and systems for determining the effectiveness of active noi...
- Publication number 20080159549
- Publication date Jul 3, 2008
- David C. Copley
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Methods and systems for measuring performance of a noise cancellati...
- Publication number 20080162072
- Publication date Jul 3, 2008
- David C. Copley
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Methods and systems for controlling noise cancellation
- Publication number 20080159553
- Publication date Jul 3, 2008
- David C. Copley
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Sound suppression device for internal combustion engine system
- Publication number 20080093159
- Publication date Apr 24, 2008
- David C. Copley
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Shaped modulation audible alarm
- Publication number 20050280513
- Publication date Dec 22, 2005
- Michael S. McDaniel
- G08 - SIGNALLING

David C. Copley

Person

Patents Grantslast 30 patents

Detection of audio communication signals present in a high noise en...

Method for assisting or training operators to operate machines

Distributed cooling system for a work machine

Methods and systems for measuring performance of a noise cancellati...

Methods and systems for controlling noise cancellation

Methods and systems for determining the effectiveness of active noi...

Sound suppression device for internal combustion engine system

Shaped modulation audible alarm

Noise suppression louver having horizontal and vertical slats

Patents Applicationslast 30 patents

DETECTION OF AUDIO COMMUNICATION SIGNALS PRESENT IN A HIGH NOISE EN...

METHOD FOR ASSISTING OR TRAINING OPERATORS TO OPERATE MACHINES

DISTRIBUTED COOLING SYSTEM FOR A WORK MACHINE

COMPACT ACOUSTIC RESONATOR FOR ENCLOSED SYSTEMS

Methods and systems for determining the effectiveness of active noi...

Methods and systems for measuring performance of a noise cancellati...

Methods and systems for controlling noise cancellation

Sound suppression device for internal combustion engine system

Shaped modulation audible alarm