4. Boots, shoes, and leggings
  5. Soles
  6. Spring heel

Stephen Francis

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Shoe construction

Boots – shoes – and leggings – Soles – Cushion
Patent

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Shoe construction having an energy return system

Boots – shoes – and leggings – Soles – Spring heel
Patent

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Sole construction

Boots – shoes – and leggings – Soles – Cushion
Patent

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Sweet spot sole construction

Boots – shoes – and leggings – Soles – Spring heel
Patent

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Profile ID: LFUS-PAI-P-116902

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