Andrew T. Helgeson

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Oakdale, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Storage caddy
- Patent number D1027450
- Issue date May 21, 2024
- 3M Innovative Properties Company
- Andrew T. Helgeson
- D03 - Travel goods and personal belongings
Information Patent Grant
Hook
- Patent number D968202
- Issue date Nov 1, 2022
- 3M Innovative Properties Company
- Andrew T. Helgeson
- D08 - Tools and hardware
Information Patent Grant
Hook
- Patent number D968200
- Issue date Nov 1, 2022
- 3M Innovative Properties Company
- Andrew T. Helgeson
- D08 - Tools and hardware