James HEDGES

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Derby, GB

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Patents Grantslast 30 patents

Information Patent Grant
Electrostatic transducer and diaphragm
- Patent number 12,155,996
- Issue date Nov 26, 2024
- Warwick Acoustics Limited
- Benjamin Martin Lisle
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electrostatic transducer and diaphragm
- Patent number 11,825,265
- Issue date Nov 21, 2023
- Warwick Acoustics Limited
- Benjamin Martin Lisle
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Electrostatic Transducer And Diaphragm
- Publication number 20250048039
- Publication date Feb 6, 2025
- WARWICK ACOUSTICS LIMITED
- Benjamin Martin LISLE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Multilayered Electrostatic Transducer
- Publication number 20240388855
- Publication date Nov 21, 2024
- Warwick Acoustics Limited
- Benjamin Martin Lisle
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Multilayered Electrostatic Transducer
- Publication number 20240381036
- Publication date Nov 14, 2024
- Warwick Acoustics Limited
- Benjamin Martin Lisle
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Electrostatic Transducer And Diaphragm
- Publication number 20230421967
- Publication date Dec 28, 2023
- WARWICK ACOUSTICS LIMITED
- Benjamin Martin LISLE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ELECTROSTATIC TRANSDUCER AND DIAPHRAGM
- Publication number 20220210579
- Publication date Jun 30, 2022
- WARWICK ACOUSTICS LIMITED
- Benjamin Martin LISLE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE