4. Games, toys, and sports goods
  5. Sports equipment
  6. Golf

David John Tupman

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Golf putting practicing aid

Games – toys – and sports goods – Sports equipment – Golf
Design Patent

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Method and system for discovering a power source on a...

Electrical computers and digital processing systems: support – Computer power control
Reexamination Certificate

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Method and system for operating a portable electronic device...

Electricity: battery or capacitor charging or discharging – Battery or cell discharging – With charging
Reexamination Certificate

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Method and system for operating a portable electronic device...

Electricity: battery or capacitor charging or discharging – Battery or cell discharging – With charging
Reexamination Certificate

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Method and system for updating firmware stored in...

Electrical computers and digital processing systems: support – Data processing protection using cryptography – Upgrade/install encryption
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2992554

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