Costas Papadopoulos

Person

Acton, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Wireless audio system with multipoint connectivity using DECT or bl...
- Patent number 10,833,842
- Issue date Nov 10, 2020
- Headphone Events, Inc.
- Costas Papadopoulos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus for cord-free hands-free telephony
- Patent number 7,187,768
- Issue date Mar 6, 2007
- VXI Corporation
- Costas Papadopoulos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus for cordless computer telephony
- Patent number 6,731,751
- Issue date May 4, 2004
- VXI Corporation
- Costas Papadopoulos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Amplifier circuit for electret microphone with enhanced performance
- Patent number 6,580,797
- Issue date Jun 17, 2003
- VXI Corporation
- Costas Papadopoulos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Amplifier circuit for electret microphone with enhanced performance
- Patent number 6,504,937
- Issue date Jan 7, 2003
- VXI Corporation
- Costas Papadopoulos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electret microphone circuit with low battery disable
- Patent number 6,266,424
- Issue date Jul 24, 2001
- VXI Corporation
- Costas Papadopoulos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Computer telephony headset amplifier
- Patent number 6,137,879
- Issue date Oct 24, 2000
- VXI Corporation
- Costas Papadopoulos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Self configuring telephone headset amplifier
- Patent number 6,128,384
- Issue date Oct 3, 2000
- VXI Corporation
- Costas Papadopoulos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Circuitry for improving performance of electret microphone
- Patent number 5,978,491
- Issue date Nov 2, 1999
- VXI Corporation
- Costas Papadopoulos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telephone headset interface circuit
- Patent number 5,623,544
- Issue date Apr 22, 1997
- VXI Corporation
- Costas Papadopoulos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telephone headset interface circuit
- Patent number 5,544,243
- Issue date Aug 6, 1996
- VXI Corporation
- Costas Papadopoulos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multiplying saw phase shift envelope detector
- Patent number 5,379,456
- Issue date Jan 3, 1995
- Whistler Corporation
- Costas Papadopoulos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Wearable Microphone Transmitter for Use with a Plurality of Headphones
- Publication number 20230164469
- Publication date May 25, 2023
- HEADPHONE EVENTS, INC.
- Costas Papadopoulos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WIRELESS AUDIO SYSTEM WITH MULTIPOINT CONNECTIVITY USING DECT OR BL...
- Publication number 20180367295
- Publication date Dec 20, 2018
- HEADPHONE EVENTS, INC.
- Costas Papadopoulos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Costas Papadopoulos

Person

Patents Grantslast 30 patents

Wireless audio system with multipoint connectivity using DECT or bl...

Apparatus for cord-free hands-free telephony

Apparatus for cordless computer telephony

Amplifier circuit for electret microphone with enhanced performance

Amplifier circuit for electret microphone with enhanced performance

Electret microphone circuit with low battery disable

Computer telephony headset amplifier

Self configuring telephone headset amplifier

Circuitry for improving performance of electret microphone

Telephone headset interface circuit

Telephone headset interface circuit

Multiplying saw phase shift envelope detector

Patents Applicationslast 30 patents

Wearable Microphone Transmitter for Use with a Plurality of Headphones

WIRELESS AUDIO SYSTEM WITH MULTIPOINT CONNECTIVITY USING DECT OR BL...