David Keene

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Coventry, GB

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Patents Grantslast 30 patents

Information Patent Grant
Self-propelled airside dolly, baggage handling system, baggage hand...
- Patent number 12,227,305
- Issue date Feb 18, 2025
- Richmond Design and Marketing Limited
- David Keene
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Transport Safety System
- Publication number 20220032927
- Publication date Feb 3, 2022
- Richmond Design and Marketing Limited
- David Keene
- B60 - VEHICLES IN GENERAL
Information Patent Application
Self-Propelled Airside Dolly, Baggage Handling System, Baggage Hand...
- Publication number 20220024603
- Publication date Jan 27, 2022
- Richmond Design and Marketing Limited
- David Keene
- B60 - VEHICLES IN GENERAL