JOHN CHARLES BAUMHAUER JR.

Person

INDIANAPOLIS, IN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Gradient micro-electro-mechanical systems (MEMS) microphone with va...
- Patent number 10,827,245
- Issue date Nov 3, 2020
- Harman International Industries, Incorporated
- Marc Reese
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Gradient micro-electro-mechanical systems (MEMS) microphone
- Patent number 10,771,875
- Issue date Sep 8, 2020
- Harman International Industries, Incorporated
- John C Baumhauer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Gradient micro-electro-mechanical systems (MEMS) microphone
- Patent number 10,154,330
- Issue date Dec 11, 2018
- Harman International Industries, Incorporated
- John C Baumhauer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Gradient micro-electro-mechanical systems (MEMS) microphone with va...
- Patent number 9,955,246
- Issue date Apr 24, 2018
- Harman International Industries, Incorporated
- Marc Reese
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dual cell MEMS assembly
- Patent number 8,804,982
- Issue date Aug 12, 2014
- Harman International Industries, Inc.
- Alan Dean Michel
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Direction finder
- Patent number 6,683,964
- Issue date Jan 27, 2004
- Lucent Technologies Inc.
- John Charles Baumhauer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and apparatus for controlling the output of moving armature...
- Patent number 6,389,145
- Issue date May 14, 2002
- Agere Systems Guardian Corp.
- John Charles Baumhauer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Directional microphone
- Patent number 5,848,172
- Issue date Dec 8, 1998
- Lucent Technologies Inc.
- Jonathan Brandon Allen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speaker mounting system
- Patent number 5,739,481
- Issue date Apr 14, 1998
- Lucent Technologies Inc.
- John C. Baumhauer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Noise canceling gradient microphone assembly
- Patent number 5,651,074
- Issue date Jul 22, 1997
- Lucent Technologies Inc.
- John Charles Baumhauer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Long-time balancing of omni microphones
- Patent number 5,515,445
- Issue date May 7, 1996
- AT&T Corp.
- John C. Baumhauer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Directional microphone system
- Patent number 5,506,908
- Issue date Apr 9, 1996
- AT&T Corp.
- John C. Baumhauer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Directional microphone assembly
- Patent number 5,226,076
- Issue date Jul 6, 1993
- AT&T Bell Laboratories
- John C. Baumhauer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Loudspeaking telephone station including directional microphone
- Patent number 5,121,426
- Issue date Jun 9, 1992
- AT&T Bell Laboratories
- John C. Baumhauer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Integrated electroacoustic transducer
- Patent number 4,533,795
- Issue date Aug 6, 1985
- American Telephone and Telegraph
- John C. Baumhauer
- G01 - MEASURING TESTING
Information Patent Grant
Electroacoustic transducer with springs forming electrical intercon...
- Patent number 4,046,974
- Issue date Sep 6, 1977
- Bell Telephone Laboratories, Incorporated
- John Charles Baumhauer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
GRADIENT MICRO-ELECTRO-MECHANICAL SYSTEMS (MEMS) MICROPHONE
- Publication number 20190110116
- Publication date Apr 11, 2019
- HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
- John C. BAUMHAUER
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
GRADIENT MICRO-ELECTRO-MECHANICAL SYSTEMS (MEMS) MICROPHONE WITH VA...
- Publication number 20180249235
- Publication date Aug 30, 2018
- HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
- MARC REESE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
GRADIENT MICRO-ELECTRO-MECHANICAL SYSTEMS (MEMS) MICROPHONE WITH VA...
- Publication number 20160007107
- Publication date Jan 7, 2016
- HARMAN INTERNATIONAL INDUSTRIES, INC.
- Marc Reese
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
GRADIENT MICRO-ELECTRO-MECHANICAL SYSTEMS (MEMS) MICROPHONE
- Publication number 20150010191
- Publication date Jan 8, 2015
- HARMAN INTERNATIONAL INDUSTRIES, INC.
- John C. BAUMHAUER
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Dual Backplate Microphone
- Publication number 20130044899
- Publication date Feb 21, 2013
- HARMAN INTERNATIONAL INDUSTRIES, INC.
- Joshua R. Barber
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Microphone Isolation System
- Publication number 20070126164
- Publication date Jun 7, 2007
- Polycom, Inc.
- John C. Baumhauer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Microphone isolation system
- Publication number 20030197316
- Publication date Oct 23, 2003
- John C. Baumhauer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Communication device having a microphone system with optimal acoust...
- Publication number 20030008676
- Publication date Jan 9, 2003
- John Charles Baumhauer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHODS AND APPARATUS FOR CONTROLLING THE OUTPUT OF MOVING ARMATURE...
- Publication number 20010012371
- Publication date Aug 9, 2001
- JOHN CHARLES BAUMHAUER
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

JOHN CHARLES BAUMHAUER JR.

Person

Patents Grantslast 30 patents

Gradient micro-electro-mechanical systems (MEMS) microphone with va...

Gradient micro-electro-mechanical systems (MEMS) microphone

Gradient micro-electro-mechanical systems (MEMS) microphone

Gradient micro-electro-mechanical systems (MEMS) microphone with va...

Dual cell MEMS assembly

Direction finder

Methods and apparatus for controlling the output of moving armature...

Directional microphone

Speaker mounting system

Noise canceling gradient microphone assembly

Long-time balancing of omni microphones

Directional microphone system

Directional microphone assembly

Loudspeaking telephone station including directional microphone

Integrated electroacoustic transducer

Electroacoustic transducer with springs forming electrical intercon...

Patents Applicationslast 30 patents

GRADIENT MICRO-ELECTRO-MECHANICAL SYSTEMS (MEMS) MICROPHONE

GRADIENT MICRO-ELECTRO-MECHANICAL SYSTEMS (MEMS) MICROPHONE WITH VA...

GRADIENT MICRO-ELECTRO-MECHANICAL SYSTEMS (MEMS) MICROPHONE WITH VA...

GRADIENT MICRO-ELECTRO-MECHANICAL SYSTEMS (MEMS) MICROPHONE

Dual Backplate Microphone

Microphone Isolation System

Microphone isolation system

Communication device having a microphone system with optimal acoust...

METHODS AND APPARATUS FOR CONTROLLING THE OUTPUT OF MOVING ARMATURE...