Photograph including Richard Palmer
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Materials & Packaging

Richard Palmer

D3O shear-thickening flexible impact protection

United KingdomEvidence: high confidenceChecked July 2026

© European Patent Office; published here for informational and educational use without alteration.

Who is Richard Palmer?

Richard Palmer is an inventor associated with United Kingdom. Their documented work in materials & packaging includes D3O shear-thickening flexible impact protection, the contribution at the center of this evidence-backed profile.

Richard Palmer co-invented D3O, a flexible impact-protection material that remains compliant in ordinary movement and stiffens on impact. The manufactured material is incorporated into protective products for motorsport, sports, military and consumer-device applications, providing an alternative to rigid armour panels.

Known forD3O shear-thickening flexible impact protection
FieldMaterials & Packaging
Associated withUnited Kingdom
Evidence reviewed2 sources
01

What did Richard Palmer invent?

Co-invented flexible impact-protection material that hardens under sudden force with Philip Green.

02

What did Richard Palmer accomplish?

D3O made flexible, impact-hardening protective components a recognised product category across motorcycle, sport and other protective equipment.

03

What is known about Richard Palmer today?

The EPO's 2026 European Inventor Network activity page lists two Palmer-led UK activities, providing current person-specific evidence, while a February 2026 D3O factory report identifies Palmer and Green as the material's creators.

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