David Jackson

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Surrey, GB

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Patents Grantslast 30 patents

Information Patent Grant
Signal detection and blocking for voice processing equipment
- Patent number 11,049,108
- Issue date Jun 29, 2021
- Semafone Limited
- Andrew Peter William Tew
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Signal detection and blocking for voice processing equipment
- Patent number 10,402,826
- Issue date Sep 3, 2019
- Semafone Limited
- Andrew Peter William Tew
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Signal detection and blocking for voice processing equipment
- Patent number 9,858,573
- Issue date Jan 2, 2018
- Semafone Limited
- Andrew Peter William Tew
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal detection and blocking for voice processing equipment
- Patent number 8,750,471
- Issue date Jun 10, 2014
- Semafone Limited
- Andrew Peter William Tew
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SIGNAL DETECTION AND BLOCKING FOR VOICE PROCESSING EQUIPMENT
- Publication number 20220092603
- Publication date Mar 24, 2022
- Semafone Limited
- Andrew Peter William Tew
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SIGNAL DETECTION AND BLOCKING FOR VOICE PROCESSING EQUIPMENT
- Publication number 20200219107
- Publication date Jul 9, 2020
- Semafone Limited
- Andrew Peter William Tew
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SIGNAL DETECTION AND BLOCKING FOR VOICE PROCESSING EQUIPMENT
- Publication number 20180308102
- Publication date Oct 25, 2018
- Semafone Limited
- Andrew Peter William Tew
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SECURE VOICE TRANSACTIONS
- Publication number 20160104145
- Publication date Apr 14, 2016
- SEMAFONE LIMITED
- Timothy Critchley
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SIGNAL DETECTION AND BLOCKING FOR VOICE PROCESSING EQUIPMENT
- Publication number 20150127538
- Publication date May 7, 2015
- Semafone Limited
- Andrew Peter William Tew
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SIGNAL DETECTION AND BLOCKING FOR VOICE PROCESSING EQUIPMENT
- Publication number 20110228919
- Publication date Sep 22, 2011
- SEMAFONE LIMITED
- Andrew Peter William Tew
- G06 - COMPUTING CALCULATING COUNTING